Patent Assignment
Reel/Frame 012080/0828
Assignment of Assignor's Interest
Recorded: 2001-08-03
Pages: 3
Assignors
DANNHORN, WOLFGANG
Executed: 2001-07-04
SCHLESIGER, HARTWIG
Executed: 2001-07-02
PANNEK, JORN-BERND
Executed: 2001-06-28
WEISSBACH, GEROLF
Executed: 2001-06-19
Assignee
WOLFF WALSRODE AG
D-29655 WALSRODE, GERMANY
Covered Property
(1)
Process for Preparing Alkylhydroxyalkyl Cellulose
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Certified Copy of German Trade Register
Nov 16, 2007
From: WOLFF WALSRODE AG
To: DOW WOLFF CELLULOSICS GMBH
Reel/Frame 020127/0419 →
Change of Name
Jun 10, 2009
From: DOW WOLFF CELLULOSICS GMBH
To: DOW GLOBAL TECHNOLOGIES INC.
Reel/Frame 022807/0173 →
Change of Name
Oct 30, 2017
From: DOW GLOBAL TECHNOLOGIES INC.
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 044323/0878 →