IP Library Assignment 007413/0517
Patent Assignment
Reel/Frame 007413/0517

Assignment of Assignor's Interest

Recorded: 1995-03-21 Pages: 2
Assignors
KLEINER, HANS-JERG
Executed: 1995-02-20
REGNAT, DIETER
Executed: 1995-02-20
ROSCHERT, HORST
Executed: 1995-02-20
Assignee
HOECHST AG
D-69526 FRANKFURT AM MAIN GERMANY
Covered Property (1)
Process for Preparing 2,2'-Bis(Halomethyl)-1,1'-Binaphthyl
Patent: 5,502,261 →
Application: 08/408,057 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 15, 2000
From: AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO. KG
To: CELANESE GMBH
Reel/Frame 010901/0246 →
Assignment of Assignor's Interest Jun 15, 2000
From: HOECHST AKTIENGESELLSCHAFT
To: AVENTIS RESEARCH & TECHNOLOGY GMBH & CO. KG
Reel/Frame 010901/0425 →