IP Library › Assignment 014500/0589
Patent Assignment
Reel/Frame 014500/0589

Assignment of Assignor's Interest

Recorded: 2004-04-07 Pages: 2
Assignor
DAMMEL, RALPH R.
Executed: 2004-04-06
Assignee
CLARIANT INTERNATIONAL LTD
ROTHAUSSTRASSE 61, CH-4132, MUTTENZ 1, SWITZERLAND
Covered Property (1)
Photoresist Composition
Patent: 7,033,728 →
Application: 10/748,778 →
Publication: US 2005/0147915
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →