Patent Assignment
Reel/Frame 015629/0422
Assignment of Assignor's Interest
Recorded: 2005-02-02
Pages: 3
Assignor
CLARIANT FINANCE (BVI) LIMITED
Executed: 2004-11-02
Assignee
CLARIANT INTERNATIONAL LTD
ROTHAUSSTRASSE 61, MUTTENZ 1, CH-4132, SWITZERLAND
Covered Properties
(2)
New Chemical Mechanical Polishing for Layers of Isolating Materials Based on Silicon Derivatives or Silicon
Patent:
6,043,159 →
Application:
08/941,188 →
Abrasive Composition for the Integrated Circuits Electronics Industry
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 6, 1998
From: JACQUINOT, ERIC; RIVOIRE, MAURICE
To: CLARIANT CHIMIE S.A.
Reel/Frame 009030/0918 →
Assignment of Assignor's Interest
Feb 17, 2000
From: JACQUINOT, ERIC; LETOURNEAU, PASCAL; RIVOIRE, MAURICE
To: CLARIANT (FRANCE) S.A.
Reel/Frame 010613/0087 →
Assignment of Assignor's Interest
May 11, 2001
From: CLARIANT (FRANCE) S.A.
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 011821/0554 →
Assignment of Assignor's Interest
Feb 2, 2005
From: CLARIANT INTERNATIONAL LTD
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015629/0425 →
Assignment of Assignor's Interest
Jan 8, 2015
From: AZ ELECTRONIC MATERIALS USA CORP.
To: MERCK PATENT GMBH
Reel/Frame 034742/0206 →