Patent Assignment
Reel/Frame 026147/0963
Corrective Assignment to Correct the Execution Date of the Assignment from Immunogen Inc. to Sanofi-Aventis Previously Recorded on Reel 022585 Frame 0715. Assignor(S) Hereby Confirms the Execution Date of the Assignment from Immunogen Inc. to Sanofi-Aventis Should Have Been December 9, 2008 Not September 19, 2008.
Recorded: 2011-04-19
Pages: 5
Assignor
IMMUNOGEN INC.
Executed: 2008-12-09
Assignee
SANOFI-AVENTIS
174 AVENUE DE FRANCE, PARIS, 75013, FRANCE
Covered Property
(1)
Leptomycin Derivatives
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 22, 2009
From: CHARI, RAVI V.J.
To: IMMUNOGEN INC.
Reel/Frame 022579/0159 →
Assignment of Assignor's Interest
Apr 23, 2009
From: IMMUNOGEN INC.
To: SANOFI-AVENTIS
Reel/Frame 022585/0715 →
Assignment of Assignor's Interest
Apr 23, 2009
From: BOUCHARD, HERVE; COMMERCON, ALAIN
To: SANOFI-AVENTIS
Reel/Frame 022587/0650 →
Change of Name
Jun 20, 2012
From: SANOFI-AVENTIS
To: SANOFI
Reel/Frame 028413/0927 →