IP Library › Assignment 016446/0222
Patent Assignment
Reel/Frame 016446/0222

Assignment of Assignor's Interest

Recorded: 2005-04-11 Pages: 9
Assignor
AVENTIS PHARMA S.A.
Executed: 2004-09-01
Assignee
PFIZER, INC.
235 EAST 42ND STREET, NEW YORK, NEW YORK, 10017
Covered Property (1)
Preparation of Camptothecin and of Its Derivatives
Patent: 6,486,320 →
Application: 09/951,505 →
Publication: US 2002/0045756
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 14, 2001
From: LEUE, STEFANIE; GARCON, STEPHANIE; GREENE, ANDREW-ELLIOT; GENISSON, YVES
To: AVENTIS PHARMA S.A.
Reel/Frame 012170/0418 →
Assignment of Assignor's Interest Dec 14, 2006
From: AVENTIS PHARMA S.A.
To: PFIZER INC.
Reel/Frame 018636/0013 →
Assignment of Assignor's Interest Feb 21, 2007
From: AVENTIS PHARMA S.A.
To: PFIZER ENTERPRISES SARL
Reel/Frame 018915/0183 →