IP Library Assignment 007556/0627
Patent Assignment
Reel/Frame 007556/0627

Assignment of Assignor's Interest

Recorded: 1995-07-25 Pages: 3
Assignors
BARTZ, UWE
Executed: 1995-07-03
KLEHR, HEINER
Executed: 1995-07-03
Assignee
HOECHST AKTIENGESELLSCHAFT
D-65926 FRANKFURT AM MAIN, FRANKFURT, GERMANY
Covered Property (1)
Alkyl Hydroxyalkyl Cellulose Ethers Containing Sulfoalkyl Groups
Patent: 5,591,844 →
Application: 08/345,912 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 15, 2003
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 014294/0603 →