Patent Assignment
Reel/Frame 005811/0085
Assignment of Assignors Interest.
Recorded: 1991-08-23
Pages: 3
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 THE FEDERAL REPUBLIC OF GERMANY
HENKELSTRASSE 67, POSTFACH 1100, D-4000 DUESSELDORF 1, GERMANY
Covered Property
(1)
Improved Process for Producing Esters of (Meth) Acrylic Acid and Polyhydric Alcohols
Patent:
5,648,518 →
Application:
07/679,075 →
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 →