IP Library Assignment 004142/0754
Patent Assignment
Reel/Frame 004142/0754

Assignment of Assignors Interest.

Recorded: 1983-06-24 Pages: 1
Assignors
PFAHLER, GERHARD
Executed: 1982-01-22
WIEZER, HARTMUT
Executed: 1982-01-22
KORBANKA, HELMUT
Executed: 1982-01-22
Assignee
HOECHST SAKTIENGESELLSCHAFT
A DERMAN CORP, D-6230 FRANKFURT AM MAIN 80, GERMANY
Covered Property (1)
Substituted Diazaspirodecanes, Their Preparation and Their Use as Stabilizers for Organic Polymers, and the Polymers Thus Stabilized
Patent: 4,405,735 →
Application: 06/345,250 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 5, 2000
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 010881/0555 →