IP Library Assignment 006925/0843
Patent Assignment
Reel/Frame 006925/0843

Assignment of Assignor's Interest

Recorded: 1994-03-24 Pages: 2
Assignors
DONGES, REINHARD
Executed: 1994-02-07
REICHEL, DIETHART
Executed: 1994-02-07
KESSLER, BIRGIT
Executed: 1994-02-07
Assignee
HOECHST AG
ZENTRALE PATENTABTEILUNG GEBAUDE F 821, D-65926 FRANKFURT AM MAIN, GERMANY
Covered Property (1)
Process for the Preparation and Work-Up of N-Hydroxyalkylchitosans Soluble in Aqueous Medium
Patent: 6,090,928 →
Application: 08/217,189 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 5, 1998
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 009558/0062 →