IP Library › Assignment 017478/0461
Patent Assignment
Reel/Frame 017478/0461

Merger

Recorded: 2006-04-17 Pages: 7
Assignor
MARION MERRELL DOW INC.
Executed: 1995-07-18
Assignee
HOECHST MARION ROUSSEL, INC.
9300 WARD PARKWAY, KANSAS CITY, MISSOURI, 64114-0480
Covered Property (1)
Processes for Preparing Anhydrous and Hydrate Forms of Antihistaminic Piperidine Derivatives, Polymorphs and Pseudomorphs Thereof
Patent: 7,135,571 →
Application: 10/160,883 →
Publication: US 2002/0193601
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Apr 17, 2006
From: HOECHST MARION ROUSSEL, INC.
To: AVENTIS PHARMACEUTICALS INC.
Reel/Frame 017478/0526 →
Assignment of Assignor's Interest Nov 16, 2007
From: AVENTIS PHARMACEUTICALS INC.
To: HMR PHARMA INC.
Reel/Frame 020119/0606 →
Change of Name Nov 29, 2007
From: HMR PHARMA INC.
To: AVENTIS HOLDINGS INC.
Reel/Frame 020174/0006 →
Assignment of Assignor's Interest Mar 2, 2010
From: AVENTIS HOLDINGS INC.
To: AVENTISUB II INC.
Reel/Frame 024006/0487 →