UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 15

CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934.

Commission File No. 000-19724

PROTEIN POLYMER TECHNOLOGIES, INC.

(Exact name of registrant as specified in its charter)

11494 Sorrento Valley Road, San Diego, California 92121

Telephone 858-558-6064

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

COMMON STOCK

(Title of each class of securities covered by this Form)

NONE

(Titles of all other securities for which a duty to file reports under section 13(a) and 15(d) remains)

Please place an X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports:

Rule 12g-4(a)(1) Rule 12g-4(a)(2) Rule 12h-3(b)(1)(i) Rule 12h-3(b)(1)(ii) Rule 15d-6 x o x o o

Approximate number of holders of record as of the certification or notice date: 90

Pursuant to the requirements of the Securities Exchange Act of 1934, Protein Polymer Technologies, Inc. has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person.

	By:	/s/ James B. McCarthy
		James B. McCarthy
		Interim Chief Executive Officer
Date: April 13, 2010