Patent Assignment
Reel/Frame 039214/0055
Assignment of Assignor's Interest
Recorded: 2016-07-21
Pages: 4
Assignee
IMMUNOGEN, INC.
830 WINTER STREET, WALTHAM, MASSACHUSETTS, 02451
Covered Property
(1)
Preparation of Maytansinoid Antibody Conjugates by a One-Step Process