Patent Assignment
Reel/Frame 012916/0084
Assignment of Assignor's Interest
Recorded: 2002-05-21
Pages: 3
Assignor
HOECHST AKTIENGESELLSCHAFT (HOECHST AG)
Executed: 2002-04-30
Assignee
AVENTIS PHARMA DEUTSCHLAND GMBH (AVENTIS PHARMA)
INDUSTRIEPARK HOCHST - GEBAUDE K 801, 65926 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Crystallized Cephem-Acid Addition Salts, and a Processfor the Preparation Thereof
Patent:
4,845,087 →
Application:
07/159,395 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 23, 1988
From: LATTRELL, RUDOLF; DURCKHEIMER, WALTER; KIRRSTETTER, REINER
To: HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
Reel/Frame 004844/0926 →
Change of Name
Aug 18, 2000
From: HOECHST MARION ROUSSEL DEUTSCHLAND GMBH
To: AVENTIS PHARMA DEUTSCHLAND GMBH
Reel/Frame 011019/0234 →
Change of Name
Nov 18, 2005
From: AVENTIS PHARMA DEUTSCHLAND GMBH
To: SANOFI-AVENTIS DEUTSCHLAND GMBH
Reel/Frame 016793/0789 →