Patent Assignment
Reel/Frame 006428/0934
Assignment of Assignors Interest.
Recorded: 1991-06-24
Pages: 4
Assignors
RITTER, WOLFGANG
Executed: 1991-06-14
SITZ, HANS-DIETER
Executed: 1991-06-14
SPEITKAMP, LUDWIG
Executed: 1991-06-14
Assignee
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN (HENKEL KGAA) A CORP. OF FEDERAL REPUBLIC OF GERMANY
HENKELSTRASSE 67, POSTFACH 1100, D-4000 DUESSELDORF 1, GERMANY
Covered Property
(1)
Process for the Improved Production of (Meth)Acrylic Acid Esters of Polyhydric Alcohols (I)
Patent:
5,350,877 →
Application:
07/720,443 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 28, 2003
From: HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN
To: COGNIS DEUTSCHLAND GMBH & CO. KG
Reel/Frame 014083/0112 →
Patent and Trademark Transfer Agreement
Nov 11, 2008
From: COGNIS DEUTSCHLAND GMBH & CO. KG
To: COGNIS IP MANAGEMENT GMBH
Reel/Frame 021817/0373 →