Patent Assignment
Reel/Frame 012295/0524
Assignment of Assignor's Interest
Recorded: 2001-11-06
Pages: 3
Assignor
INTERNATIONAL BUSINESS MACHINES CORPORATION
Executed: 2001-03-19
Assignee
DORSEY GAGE CO., INC.
253 MANSION STREET, POUGHKEEPSIE, NEW YORK, 12601
Covered Property
(1)
Method of Making Electrostatic Chuck with Oxide Insulator
Patent:
5,535,507 →
Application:
08/169,911 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 20, 1993
From: BARNES, MICHAEL S.; KELLER, JOHN H .; LOGAN, JOSEPH S.; RUCKEL, RAYMOND R.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 006824/0294 →
Assignment of Assignor's Interest
Jan 3, 2012
From: PRAXAIR SURFACE TECHNOLOGIES, INC.
To: PRAXAIR S.T. TECHNOLOGY, INC.
Reel/Frame 027468/0512 →
Assignment of Assignor's Interest
May 15, 2012
From: PRAXAIR S.T. TECHNOLOGY, INC.
To: FM INDUSTRIES, INC.
Reel/Frame 028214/0615 →