Patent Assignment
Reel/Frame 004844/0926
Assignment of Assignors Interest.
Recorded: 1988-02-23
Pages: 1
Assignors
LATTRELL, RUDOLF
Executed: 1988-01-25
DURCKHEIMER, WALTER
Executed: 1988-01-25
KIRRSTETTER, REINER
Executed: 1988-01-25
Assignee
HOECHST AKTIENGESELLSCHAFT, A CORP. OF GERMANY
D-6230 FRANKFURT AM MAIN 80, 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.
Change of Name
Aug 18, 2000
From: HOECHST MARION ROUSSEL DEUTSCHLAND GMBH
To: AVENTIS PHARMA DEUTSCHLAND GMBH
Reel/Frame 011019/0234 →
Assignment of Assignor's Interest
May 21, 2002
From: HOECHST AKTIENGESELLSCHAFT (HOECHST AG)
To: AVENTIS PHARMA DEUTSCHLAND GMBH (AVENTIS PHARMA)
Reel/Frame 012916/0084 →
Change of Name
Nov 18, 2005
From: AVENTIS PHARMA DEUTSCHLAND GMBH
To: SANOFI-AVENTIS DEUTSCHLAND GMBH
Reel/Frame 016793/0789 →