Patent Assignment
Reel/Frame 012531/0874
Assignment of Assignor's Interest
Recorded: 2002-01-18
Pages: 2
Assignor
CLARIANT INTERNATIONAL LTD
Executed: 2000-04-04
Assignee
CLARIANT FINANCE (BVI) LIMITED
CITCO BUILDING, WICKHAMS CAY ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Covered Property
(1)
Composition for Stripping Photoresist and Organic Materials from Substrate Surfaces
Patent:
6,368,421 →
Application:
09/113,892 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 22, 1998
From: OBERLANDER, JOSEPH E.; SLEZAK, MARK S.; KHANNA, DINESH N.; DURHAM, DANA L.
To: CLARIANT INTERNATIONAL, LTD.
Reel/Frame 009484/0035 →
Assignment of Assignor's Interest
May 4, 2005
From: CLARIANT FINANCE (BVI) LIMITED
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015972/0092 →
Assignment of Assignor's Interest
Jan 8, 2015
From: AZ ELECTRONIC MATERIALS USA CORP.
To: MERCK PATENT GMBH
Reel/Frame 034742/0206 →