IP Library Assignment 028769/0101
Patent Assignment
Reel/Frame 028769/0101

Assignment of Assignor's Interest

Recorded: 2012-08-10 Pages: 2
Assignor
TAVARES, DANIEL
Executed: 2010-12-03
Assignee
IMMUNOGEN INC.
830 WINTER STREET, WALTHAM, MASSACHUSETTS, 02451
Covered Property (1)
Maytansinoids and the Use of Said Maytansinoids to Prepare Conjugates with an Antibody
Application: 13/434,363 →
Publication: US 2012/0276124
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 10, 2012
From: COMMERCON, ALAIN; BOUCHARD, HERVE; FROMOND, CLAUDIA; MIKOL, VINCENT
To: SANOFI-AVENTIS
Reel/Frame 028763/0359 →
Change of Name Aug 13, 2012
From: SANOFI-AVENTIS
To: SANOFI
Reel/Frame 028775/0284 →