IP Library Assignment 008088/0258
Patent Assignment
Reel/Frame 008088/0258

Assignment of Assignor's Interest

Recorded: 1996-08-19 Pages: 2
Assignors
REGNAT, DIETER
Executed: 1996-06-20
KLEINER, HANS-JERG
Executed: 1996-06-20
Assignee
HOECHST AKTIENGESELLSCHAFT
BUILDING K-801, PATENT AND LICENSING DEPARTMENT, D-65926 FRANKFURT AM MAIN, GERMANY
Covered Property (1)
New Oxaphosphorins and a Process for Their Preparation
Patent: 5,739,372 →
Application: 08/659,897 →
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 →