IP Library › Assignment 026033/0359
Patent Assignment
Reel/Frame 026033/0359

Assignment of Assignor's Interest

Recorded: 2011-03-28 Pages: 3
Assignors
BARR, ROBERT K.
Executed: 2010-11-09
CHAN, RAYMOND
Executed: 2010-11-08
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS LLC
455 FOREST STREET, MARLBOROUGH, MASSACHUSETTS, 01752
Covered Property (1)
Method of Cleaning and Micro-Etching Semiconductor Wafers
Patent: 8,722,544 →
Application: 12/904,609 →
Publication: US 2011/0250762
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 11, 2016
From: ROHM AND HAAS ELECTRONIC MATERIALS LLC
To: SUN CHEMICAL CORPORATION
Reel/Frame 037709/0194 →