IP Library Assignment 004367/0439
Patent Assignment
Reel/Frame 004367/0439

Assignment of Assignors Interest.

Recorded: 1985-03-01 Pages: 1
Assignors
ENGELHARDT, FRIEDRICH
Executed: 1983-11-17
GREINER, ULRICH
Executed: 1983-11-17
Assignee
CASSELLA AKTIENGESELLSCHAFT, A CORP OF GERMANY
FRANKFURT (MAIN), FECHENHEIM, GERMANY
Covered Property (1)
Metal Chelates of Water Soluble Copolymers
Patent: 4,518,745 →
Application: 06/554,950 →
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 →