Patent Assignment
Reel/Frame 007255/0194
Assignment of Assignor's Interest
Recorded: 1994-11-14
Pages: 2
Assignor
WRIGHT, D. REX
Executed: 1994-11-14
Assignee
SEMATECH, INC. A CORP. OF DELAWARE
2706 MONTOPOLIS DR., AUSTIN, TEXAS, 78741
Covered Property
(1)
Tri-Polar Electrostatic Chuck
Patent:
5,572,398 →
Application:
08/338,306 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 14, 1994
From: CHEN, LEE
To: INTERNATIONAL BUSINESS MACHINES CORPORATION A CORP. OF NEW YORK
Reel/Frame 007255/0190 →
Assignment of Assignor's Interest
Nov 14, 1994
From: FEDERLIN, PETER
To: HEWLETT-PACKARD COMPANY A CORP. OF CALIFORNIA
Reel/Frame 007255/0192 →
Assignment of Assignor's Interest
Nov 20, 2001
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DORSEY GAGE CO., INC.
Reel/Frame 012312/0851 →
Confirmatory License
Mar 15, 2002
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DORSEY GAGE CO., INC.
Reel/Frame 012698/0803 →
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 →