IP Library Assignment 004788/0787
Patent Assignment
Reel/Frame 004788/0787

Assignment of Assignors Interest.

Recorded: 1987-09-08 Pages: 2
Assignors
SCHONAFINGER, KARL
Executed: 1987-07-30
ONG, HELEN H.
Executed: 1987-07-07
Assignee
Covered Property (1)
Dihydro-1,4-Oxazino(2,3-C)Quinolines
Patent: 4,743,601 →
Application: 07/072,832 →
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 29, 2007
From: HOECHST-ROUSSEL PHARMACEUTICALS INCORPORATED
To: HOECHST MARION ROUSSEL, INC.
Reel/Frame 019077/0788 →
Change of Name Dec 7, 2007
From: HOECHST MARION ROUSSEL, INC.
To: AVENTIS PHARMACEUTICALS INC.
Reel/Frame 020206/0442 →
Assignment of Assignor's Interest Jan 10, 2008
From: AVENTIS PHARMACEUTICALS INC.
To: HMR PHARMA INC.
Reel/Frame 020339/0419 →
Assignment of Assignor's Interest Jan 10, 2008
From: HMR PHARMA INC.
To: AVENTIS HOLDINGS INC.
Reel/Frame 020339/0510 →