IP Library Assignment 005521/0284
Patent Assignment
Reel/Frame 005521/0284

Assignment of Assignors Interest.

Recorded: 1989-08-02 Pages: 6
Assignors
VON RYBINSKI, WOLFGANG
Executed: 1989-05-26
KOESTER, RITA
Executed: 1989-05-26
Assignee
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN (HENKEL KGAA), A FED. REP. OF GERMANY
HENKELSTRASSE 67,, POSTFACH 1100,, D-4000 DUESSELDORF 1,, GERMANY
Covered Property (1)
Surfactant Mixtures as Collectors for the Flotation of Non-Sulfidic Ores
Patent: 4,995,998 →
Application: 07/359,061 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 24, 2000
From: HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN (HENKEL KGAA)
To: COGNIS DEUTSCHLAND GMBH (COGNIS)
Reel/Frame 010832/0168 →