SC 13G/A 1 0001.txt SCHEDULE 13G AMENDMENT NO. 3 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 --------------------- SCHEDULE 13G (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b) (Amendment No. 3)/1/ Focal, Inc. (Name of Issuer) Common Stock, par value $.01 per share (Title of Class of Securities) 343909107 (CUSIP Number) December 31, 2000 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [ ] Rule 13d-1(c) [X] Rule 13d-1(d) /1/The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page. The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). ----------------------- --------------------- CUSIP NO. 343909107 13G Page 2 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield VI Investment Partners, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -0- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -0- ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 -0- ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 3 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield VI Management Partners, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -0- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -0- ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 -0- ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 4 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield VII, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 84,170 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 84,170 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 84,170 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.6% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 5 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield VII Management Partners, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 84,170 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 84,170 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 84,170 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.6% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 6 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield Medical Partners, a California Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -0- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -0- ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 -0- ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 7 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield Medical Partners (1992), a California Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -0- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -0- ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 -0- ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 8 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield Associates Fund, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 -0- OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 -0- ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 -0- ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 9 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Mayfield Associates Fund II, a California Limited Partnership ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 California ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 20,808 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 20,808 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 20,808 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.1% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 PN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 10 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Yogen K. Dalal ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 104,978 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.7% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 11 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). F. Gibson Myers, Jr. ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 28,498 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 28,498 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 133,476 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.9% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 12 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Kevin A. Fong ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 30,094 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 30,094 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 135,072 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.9% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 13 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). William D. Unger ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 41,273 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 41,273 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 146,251 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 1.0% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 14 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Wendell G. Van Auken, III ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF -0- SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING -0- PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 104,978 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.7% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 15 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). Michael J. Levinthal ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 58,356 (includes options to purchase 15,849 shares) SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 58,356 (includes options to purchase 15,849 shares) PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 163,334 (includes options to purchase 15,849 shares) ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 1.1% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ ----------------------- --------------------- CUSIP NO. 343909107 13G Page 16 of 39 pages. ----------------------- --------------------- ------------------------------------------------------------------------------ NAMES OF REPORTING PERSONS. 1 I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY). A. Grant Heidrich, III ------------------------------------------------------------------------------ CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS) 2 (a) [_] (b) [X] ------------------------------------------------------------------------------ SEC USE ONLY 3 ------------------------------------------------------------------------------ CITIZENSHIP OR PLACE OF ORGANIZATION 4 U.S. ------------------------------------------------------------------------------ SOLE VOTING POWER 5 NUMBER OF 380 SHARES ----------------------------------------------------------- SHARED VOTING POWER BENEFICIALLY 6 104,978 OWNED BY ----------------------------------------------------------- EACH SOLE DISPOSITIVE POWER 7 REPORTING 380 PERSON ----------------------------------------------------------- SHARED DISPOSITIVE POWER WITH 8 104,978 ------------------------------------------------------------------------------ AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 9 105,358 ------------------------------------------------------------------------------ CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES 10 (SEE INSTRUCTIONS) [_] ------------------------------------------------------------------------------ PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 11 0.7% ------------------------------------------------------------------------------ TYPE OF REPORTING PERSON (SEE INSTRUCTIONS) 12 IN ------------------------------------------------------------------------------ Item 1. (a) Name of Issuer: Focal, Inc. (b) Address of Issuer's Principal Executive Offices: 4 Maguire Road Lexington, MA 02173 Item 2. (a) Name of Persons Filing: Mayfield VI Investment Partners, a California Limited Partnership Mayfield VI Management Partners, a California Limited Partnership Mayfield VII, a California Limited Partnership Mayfield VII Management Partners, a California Limited Partnership Mayfield Medical Partners, a California Partnership Mayfield Medical Partners (1992), a California Partnership Mayfield Associates Fund, a California Limited Partnership Mayfield Associates Fund II, a California Limited Partnership Yogen K. Dalal F. Gibson Myers, Jr. Kevin A. Fong William D. Unger Wendell G. Van Auken, III Michael J. Levinthal A. Grant Heidrich, III (b) Address of Principal Business Office: c/o Mayfield Fund 2800 Sand Hill Road Menlo Park, CA 94025 (c) Citizenship: The entities listed in Item 2(a) are California limited partnerships except for Mayfield Medical Partners and Mayfield Medical Partners (1992) which are California partnerships. The individuals listed in Item 2(a) are U.S. citizens. (d) Title of Class of Securities: Common Stock, par value $.01 per share. (e) CUSIP Number: 343909107 Page 17 of 39 pages. Item 3. If this statement is filed pursuant to Rule 13d-1(b), or 13d-2(b) or (c), check whether the person filing is a: Not applicable Item 4. Ownership The information regarding ownership as set forth in Items 5-9 of Pages 2-16 hereto, is hereby incorporated by reference. Item 5. Ownership of Five Percent or Less of a Class If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X]. Item 6. Ownership of More than Five Percent on Behalf of Another Person Not applicable. Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company Not applicable. Item 8. Identification and Classification of Members of the Group Not applicable. Item 9. Notice of Dissolution of Group Not applicable. Item 10. Certification Not applicable. Page 18 of 39 pages. SIGNATURES After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. Date: February 13, 2001 MAYFIELD VI INVESTMENT PARTNERS A California Limited Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory MAYFIELD VI MANAGEMENT PARTNERS A California Limited Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory MAYFIELD VII A California Limited Partnership By: /s/ James T. Beck ------------------------------------ James T. Beck, Authorized Signatory MAYFIELD VII MANAGEMENT PARTNERS A California Limited Partnership By: /s/ James T. Beck ------------------------------------ James T. Beck, Authorized Signatory MAYFIELD ASSOCIATES FUND II A California Limited Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory MAYFIELD MEDICAL PARTNERS (1992) A California Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory Page 19 of 39 pages. MAYFIELD ASSOCIATES FUND A California Limited Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory MAYFIELD MEDICAL PARTNERS A California Partnership By: /s/ James T. Beck ----------------------------------- James T. Beck, Authorized Signatory YOGEN K. DALAL By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact F. GIBSON MYERS, JR. By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact KEVIN A. FONG By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact WILLIAM D. UNGER By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact WENDELL G. VAN AUKEN, III By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact MICHAEL J. LEVINTHAL By: /s/ James T. Beck -------------------------------- James T. Beck, Attorney In Fact A. GRANT HEIDRICH, III By: /s/ James T. Beck ------------------------------- James T. Beck, Attorney In Fact Page 20 of 39 pages. EXHIBIT INDEX Exhibit 1 - Joint Filing Agreement Exhibit 2 - Powers of Attorney Page 21 of 39 pages.