Patent Assignment
Reel/Frame 015911/0936
Assignment of Assignor's Interest
Recorded: 2004-10-08
Pages: 2
Assignors
STEEVES, RITA
Executed: 2004-10-07
LUTZ, ROBERT
Executed: 2004-10-07
CHARI, RAVI
Executed: 2004-10-07
XIE, HONGSHENG
Executed: 2004-10-08
KOVTUN, YELENA
Executed: 2004-10-07
Assignee
IMMUNOGEN, INC.
128 SIDNEY STREET, CAMBRIDGE, MASSACHUSETTS, 02139-4239
Covered Property
(1)
Method of Targeting Specific Cell Populations Using Cell-Binding Agent Maytansinoid Conjugates Linked via a Non-Cleavable Linker, Said Conjugates, and Methods of Making Said Conjugates
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Address Change
May 13, 2008
From: IMMUNOGEN, INC.
To: IMMUNOGEN, INC.
Reel/Frame 020930/0905 →
Assignment of Assignor's Interest
Jul 26, 2011
From: BLAETTLER, WALTER A.
To: IMMUNOGEN INC.
Reel/Frame 026651/0182 →
Assignment of Assignor's Interest
Oct 28, 2011
From: BLAETTLER, WALTER A.
To: IMMUNOGEN INC.
Reel/Frame 027143/0364 →
Patent Security Agreement
Apr 6, 2023
From: IMMUNOGEN, INC.; IMMUNOGEN SWITZERLAND GMBH
To: BIOPHARMA CREDIT PLC
Reel/Frame 063282/0894 →
Release of Security Interest
Feb 12, 2024
From: BIOPHARMA CREDIT PLC
To: IMMUNOGEN, INC.; IMMUNOGEN SWITZERLAND GMBH
Reel/Frame 066553/0109 →