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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
12/03/2019
Application #:
15911571
Filing Dt:
03/05/2018
Publication #:
Pub Dt:
10/11/2018
Inventors:
Robert Yongxin Zhao, Rajeeva Singh, Ravi V.J. Chari, Yelena Kovtun, Wayne C. Widdison
Title:
CROSS-LINKERS AND THEIR USES
Assignment: 1
Reel/Frame:
045665/0222Recorded: 04/30/2018Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/29/2009
Exec Dt:
04/29/2009
Exec Dt:
04/27/2009
Exec Dt:
04/27/2009
Exec Dt:
04/30/2009
Assignee:
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
Correspondent:
SYLVIA HSU CHEN YIP
MCCARTER & ENGLISH LLP
265 FRANKLIN STREET
BOSTON, MA 02108
Assignment: 2
Reel/Frame:
063282/0894Recorded: 04/06/2023Pages: 34
Conveyance:
PATENT SECURITY AGREEMENT
Assignors:
Exec Dt:
04/06/2023
Exec Dt:
04/06/2023
Assignee:
C/O BEAUFORT HOUSE, 51 NEW NORTH ROAD
EXETER EX4 4EP, UNITED KINGDOM
Correspondent:
MUSSIE B BEYENE
2001 K STREET N.W.
WASHINGTON DC, DC 20006
Assignment: 3
Reel/Frame:
066553/0109Recorded: 02/12/2024Pages: 34
Conveyance:
RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/12/2024
Assignees:
C/O IMMUNOGEN, INC.
830 WINTER STREET
WALTHAM, MASSACHUSETTS 02451
BAARERSTRASSE 14
ZUG, SWITZERLAND 6300
Correspondent:
JONATHAN BRADFORD
PRUDENTIAL TOWER
800 BOYLSTON STREET
BOSTON, MA 02199-3600

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