Patent Assignment
Reel/Frame 013031/0218
Assignment of Assignor's Interest
Recorded: 2002-06-25
Pages: 2
Assignors
DUBAL, HANS-ROLF
Executed: 2002-02-11
HORNUNG, BARBARA
Executed: 2002-02-11
NONAKA, TOSHIAKI
Executed: 2002-02-21
Assignee
CLARIANT INTERNATIONAL LTD.
ROTHAUSSTRASSE 61, CH-4132 MUTTENZ, SWITZERLAND
Covered Property
(1)
Smectic Liquid Crystal High-Contrast Control or Display Device
Patent:
7,019,811 →
Application:
10/048,104 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 9, 2007
From: CLARIANT INTERNATIONAL LTD.
To: AZ ELECTRONIC MATERIALS (GERMANY) GMBH
Reel/Frame 018972/0966 →
Change of Name
Oct 21, 2015
From: AZ ELECTRONIC MATERIALS (GERMANY) GMBH
To: MERCK PERFORMANCE MATERIALS GMBH
Reel/Frame 036953/0222 →
Assignment of Assignor's Interest
Oct 21, 2015
From: MERCK PERFORMANCE MATERIALS GMBH
To: MERCK PATENT GMBH
Reel/Frame 036839/0852 →