Patent Assignment
Reel/Frame 006583/0399
Change of Name
Recorded: 1993-06-22
Pages: 5
Assignor
SANOFI
Executed: 1992-01-31
Assignee
ELF SANOFI
32/34, RUE MARBEUF 75008 PARIS, FRANCE
Covered Property
(1)
N-Substituted Heterocyclic Derivatives, Their Preparation and the Pharmaceutical Compositions in Which They Are Present
Patent:
5,270,317 →
Application:
07/794,497 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 11, 1992
From: BERNHART, CLAUDE; BRELIERE, JEAN-CLAUDE; CLEMENT, JACQUES; NISATO, DINO
To: SOCIETE ANONYME : SANOFI, A FRENCH CORP.
Reel/Frame 006011/0615 →
Change of Name
Jul 22, 1997
From: SANOFI, ELF
To: SANOFI
Reel/Frame 008613/0145 →
Assignment of Assignor's Interest
Feb 22, 2000
From: SANOFI.
To: SANOFI-SYTHELABO
Reel/Frame 010668/0608 →
Change of Address
Aug 29, 2002
From: SANOFI
To: SANOFI
Reel/Frame 013240/0417 →
Merger
Aug 29, 2002
From: SANOFI
To: SANOFI-SYNTHELABO
Reel/Frame 013240/0425 →
Change of Name
Jul 22, 2005
From: SANOFI-SYNTHELABO
To: SANOFI-AVENTIS
Reel/Frame 016345/0189 →