Patent Assignment
Reel/Frame 011808/0057
Assignment of Assignor's Interest
Recorded: 2001-05-17
Pages: 9
Assignor
SCAPA GROUP PLC
Executed: 1999-11-17
Assignee
PERIPHERAL PRODUCTS, INC.
47 NORTHWESTERN DRIVE, SALEM, NEW HAMPSHIRE, 03079
Covered Property
(1)
Polishing Silicon Wafers
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 14, 1998
From: DUDOVICZ, WALTER
To: SCAPA GROUP PLC
Reel/Frame 009637/0124 →
Assignment of Assignor's Interest
May 28, 2003
From: PRAXAIR CMP PRODUCTS INC.
To: PRAXAIR S.T. TECHNOLOGY, INC.
Reel/Frame 014438/0528 →
Change of Name
Jun 16, 2003
From: PERIPHERAL PRODUCTS, INC.
To: PRAXAIR CMP PRODUCTS INC.
Reel/Frame 014162/0901 →
Assignment of Assignor's Interest
Jun 16, 2003
From: PRAXAIR CMP PRODUCTS, INC.
To: PRAXAIR S. T. TECHNOLOGY, INC.
Reel/Frame 014172/0988 →
Assignment of Assignor's Interest
Apr 23, 2009
From: PRAXAIR S.T. TECHNOLOGY, INC.
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 022584/0016 →
Assignment of Assignor's Interest
Jul 18, 2014
From: PRAXAIR S. T. TECHNOLOGY, INC.
To: ROHM AND HAAS ELECTRONIC MATERIALS CMP HOLDINGS, INC.
Reel/Frame 033340/0155 →