IP Library Assignment 015154/0978
Patent Assignment
Reel/Frame 015154/0978

Assignment of Assignor's Interest

Recorded: 2004-09-21 Pages: 3
Assignor
TANAKA, HATSUYUKI
Executed: 2004-01-21
Assignee
CLARIANT FINANCE (BVI) LIMITED
CITCO BUILDING, WICKHAMS CAY, P.O. BOX 662, ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH
Covered Property (1)
Etching Method and Composition for Forming Etching Protective Layer
Patent: 7,141,177 →
Application: 10/487,658 →
Publication: US 2004/0238486
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 17, 2005
From: CLARIANT FINANCE (BVI) LIMITED
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015788/0348 →
Assignment of Assignor's Interest Jan 8, 2015
From: AZ ELECTRONIC MATERIALS USA CORP.
To: MERCK PATENT GMBH
Reel/Frame 034742/0206 →