Form UPLOAD - SEC-generated letter:
SEC Accession No. 0000000000-12-019797
Filing Date
2012-04-18
Accepted
2012-04-18 15:44:04
Documents
1

Document Format Files

Seq Description Document Type Size
1 filename1.pdf LETTER 45468
  Complete submission text file 0000000000-12-019797.txt   63671
Mailing Address 830 WINTER ST WALTHAM MA 02451
Business Address 830 WINTER ST WALTHAM MA 02451 (781)895-0600
IMMUNOGEN INC (Filed for) CIK: 0000855654 (see all company filings)

EIN.: 042726691 | State of Incorp.: MA | Fiscal Year End: 0630
Type: UPLOAD
SIC: 2834 Pharmaceutical Preparations