Patent Assignment
Reel/Frame 028214/0615
Assignment of Assignor's Interest
Recorded: 2012-05-15
Pages: 4
Assignor
PRAXAIR S.T. TECHNOLOGY, INC.
Executed: 2012-01-05
Assignee
FM INDUSTRIES, INC.
221 WARREN AVENUE, FREMONT, CALIFORNIA, 94539
Covered Properties
(17)
Substrate Supports for Semiconductor Applications
PCT:
PCT/US2011/038296 ↗
Ceramic Electrostatic Wafer Chuck
Patent:
5,207,437 →
Application:
07/784,291 →
Electrostatic Chuck with Reference Electrode
Patent:
5,467,249 →
Application:
08/169,903 →
Method of Making an Electrostatic Chuck with Oxide Insulator
Patent:
5,452,510 →
Application:
08/169,910 →
Method of Making Electrostatic Chuck with Oxide Insulator
Patent:
5,535,507 →
Application:
08/169,911 →
Guard Ring Electrostatic Chuck
Patent:
5,463,525 →
Application:
08/169,932 →
Electrostatic Chuck Having Relatively Thick and Thin Areas and Means for Uniformly Cooling Said Thick and Thin Areas During Chuck Anodization
Patent:
5,521,790 →
Application:
08/241,527 →
Tri-Polar Electrostatic Chuck
Patent:
5,572,398 →
Application:
08/338,306 →
Membrane Electrostatic Chuck
Patent:
5,532,903 →
Application:
08/434,092 →
Electrostatic Chuck Employing Thermoelectric Cooling
Patent:
5,901,030 →
Application:
08/982,914 →
Electrostatic Chuck with Ceramic Pole Pretection
Patent:
5,905,626 →
Application:
09/058,734 →
Electrostatic Chuck with Reference Electrode
Patent:
37,541 →
Application:
09/165,285 →
Guard Ring Electrostatic Chuck
Patent:
37,580 →
Application:
09/272,408 →
Electrostatic Chuck and Method of Manufacture
Patent:
6,268,994 →
Application:
09/350,726 →
Hybrid Ceramic Electrostatic Clamp
Polyceramic E-Chuck
Substrate Supports for Semiconductor Applications
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Oct 29, 1991
From: BARNES, MICHAEL S.; COULTAS, DENNIS K.; FORSTER, JOHN C.; KELLER, JOHN H.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION A CORPORATION OF NEW YORK
Reel/Frame 005911/0644 →
Assignment of Assignor's Interest
Dec 20, 1993
From: BARNES, MICHAEL S.; WESTERFIELD, ROBERT P., JR.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 006814/0616 →
Assignment of Assignor's Interest
Dec 20, 1993
From: BARNES, MICHAEL S.; KELLER, JOHN H.; LOGAN, JOSEPH S.; TOMPKINS, ROBERT E.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 006825/0026 →
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
Dec 20, 1993
From: BARNES, MICHAEL S.; KELLER, JOHN H.; LOGAN, JOSEPH S.; TOMPKINS, ROBERT E.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 006819/0624 →
Assignment of Assignor's Interest
May 12, 1994
From: RUCKEL, RAYMOND R.; TOMPKINS, ROBERT E.; WESTERFIELD, ROBERT P., JR.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 007024/0573 →
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: WRIGHT, D. REX
To: SEMATECH, INC. A CORP. OF DELAWARE
Reel/Frame 007255/0194 →
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
May 3, 1995
From: KENDALL, RODNEY A.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 007627/0223 →
Assignment of Assignor's Interest
Dec 2, 1997
From: LOGAN, JOSEPH; TOMPKINS, ROBERT
To: DORSEY GAGE, INC.
Reel/Frame 008898/0853 →
Assignment of Assignor's Interest
Apr 13, 1998
From: LOGAN JOSEPH; TOMPKINS, ROBERT
To: DORSEY GAGE, INC
Reel/Frame 009118/0878 →
Assignment of Assignor's Interest
Jul 9, 1999
From: LOGAN, JOSEPH; TOMPKINS, ROBERT; MILLER, JOHN R.
To: DORSEY GAGE, INC.
Reel/Frame 010099/0965 →
Assignment of Assignor's Interest
Apr 9, 2001
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DORSEY GAGE CO., INC.
Reel/Frame 011722/0579 →
Assignment of Assignor's Interest
Nov 6, 2001
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DORSEY GAGE CO., INC.
Reel/Frame 012295/0524 →
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
Mar 20, 2002
From: INTERNATIONAL BUSINESS MACHINES CORPORATION
To: DORSEY GAGE CO., INC.
Reel/Frame 012698/0790 →
Assignment of Assignor's Interest
Apr 25, 2002
From: LOGAN, JOSEPH; MILLER, JOHN R.; NAIM, MAHMOOD; TOMPKINS, ROBERT E.
To: PRAXAIR S.T. TECHNOLOGY, INC.
Reel/Frame 012844/0967 →
Assignment of Assignor's Interest
Sep 27, 2007
From: NAIM, MAHMOOD
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 019889/0804 →
Assignment of Assignor's Interest
Jun 7, 2011
From: CHO, JAEYONG; SIRMAN, JOHN
To: PRAXAIR TECHNOLOGY, INC.
Reel/Frame 026403/0473 →
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
Jan 3, 2012
From: PRAXAIR TECHNOLOGY, INC.
To: PRAXAIR S.T. TECHNOLOGY, INC.
Reel/Frame 027468/0406 →
Assignment of Assignor's Interest
Oct 8, 2025
From: BARR, WILLIAM C.
To: TYFCO LLC
Reel/Frame 072507/0884 →
Assignment of Assignor's Interest
Dec 10, 2025
From: STEWART, PHILIP J.; ALWAN, ESRA; LIABEUF, DEBORA; EDMONDSON, AMY M.
To: DRISCOLL'S, INC.
Reel/Frame 073178/0631 →