Patent Assignment
Reel/Frame 027143/0364
Assignment of Assignor's Interest
Recorded: 2011-10-28
Pages: 2
Assignor
BLAETTLER, WALTER A.
Executed: 2011-06-28
Assignee
IMMUNOGEN INC.
830 WINTER STREET, WALTHAM, MASSACHUSETTS, 02451
Covered Properties
(4)
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
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
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
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 patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 8, 2004
From: STEEVES, RITA; LUTZ, ROBERT; CHARI, RAVI; XIE, HONGSHENG
To: IMMUNOGEN, INC.
Reel/Frame 015911/0936 →
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 →
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 →