Patent Assignment
Reel/Frame 012807/0849
Assignment of Assignor's Interest
Recorded: 2002-04-11
Pages: 2
Assignors
WANAT, STANLEY F.
Executed: 2002-04-11
OBERLANDER, JOSEPH E.
Executed: 2002-04-11
PLASS, ROBERT R.
Executed: 2002-04-11
MCKENZIE, DOUGLAS
Executed: 2002-04-11
Assignee
CLARIANT INTERNATIONAL LTD.
ROTHAUSSTRASSE 61, CH-4132 MUTTENZ 1, SWITZERLAND
Covered Property
(1)
Photoresist Compositions Comprising Acetals and Ketals as Solvents
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 1, 2004
From: CLARIANT INTERNATIONAL LTD.
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 015099/0761 →
Assignment of Assignor's Interest
Apr 25, 2005
From: CLARIANT INTERNATIONAL LTD
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015942/0063 →
Assignment of Assignor's Interest
Jan 8, 2015
From: AZ ELECTRONIC MATERIALS USA CORP.
To: MERCK PATENT GMBH
Reel/Frame 034742/0206 →