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Filing Detail
Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0000950135-99-003350
Filing Date
1999-06-29
Accepted
1999-06-29 00:00:00
Documents
3
Period of Report
1998-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K/A 10-K/A 3945
2 CONSENT OF INDEPENDENT ACCOUNTANTS EX-23 453
3 FINANCIAL STATEMENTS EX-99.1 41539
  Complete submission text file 0000950135-99-003350.txt   47634
Mailing Address 14 CAMBRIDGE CTR CAMBRIDGE MA 02142
Business Address 14 CAMBRIDGE CTR CAMBRIDGE MA 02142 6176792000
BIOGEN INC (Filer) CIK: 0000714655 (see all company filings)

IRS No.: 043002117 | State of Incorp.: MA | Fiscal Year End: 1231
Type: 10-K/A | Act: 34 | File No.: 000-12042 | Film No.: 99655099
SIC: 2836 Biological Products, (No Diagnostic Substances)