Patent Assignment
Reel/Frame 009030/0918
Assignment of Assignor's Interest
Recorded: 1998-03-06
Pages: 2
Assignee
CLARIANT CHIMIE S.A.
1, TERRASSE BELLINI, 92800, PUTEAUX, FRANCE
Covered Property
(1)
New Chemical Mechanical Polishing for Layers of Isolating Materials Based on Silicon Derivatives or Silicon
Patent:
6,043,159 →
Application:
08/941,188 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
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 FINANCE (BVI) LIMITED
To: CLARIANT INTERNATIONAL LTD
Reel/Frame 015629/0422 →
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 →