IP Library › Assignment 004150/0526
Patent Assignment
Reel/Frame 004150/0526

Assignment of Assignors Interest.

Recorded: 1983-07-25 Pages: 3
Assignors
PANSTER, PETER
Executed: 1983-04-15
KLEINSCHMIT, PETER
Executed: 1983-04-15
Assignee
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRABE 9, 6000 FRANKFURT MAIN, GERMANY
Covered Property (1)
Polymeric Ammonium Compounds with a Silica-Type Backbone, Processes for Their Preparation and Use
Patent: 4,410,669 →
Application: 06/376,881 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 18, 2000
From: DEGUSSA AKTIENGESELLSCHAFT
To: DEGUSSA-HULS AKTIENGESELLSCHAFT
Reel/Frame 010719/0914 →
Merger Oct 6, 2001
From: DEGUSSA-HULS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 012322/0909 →