Patent Assignment
Reel/Frame 006481/0807
Merger Effective on 07/01/1992DE
Recorded: 1993-04-08
Pages: 5
Assignor
DEVELCO, INC.
Executed: 1992-06-23
Assignee
EASTMAN TELECO COMPANY
15355 VANTAGE PARKWAY WEST, HOUSTON, TEXAS, 77032
Covered Properties
(14)
Method and Apparatus Employing Received Independent Magnetic Field Components of a Transmitted Alternating Magnetic Field for Determining Location
Patent:
4,710,708 →
Application:
06/401,267 →
Ball Inclinometer
Patent:
4,587,741 →
Application:
06/536,556 →
Precision Connector for Well Instrumentation
Patent:
4,646,831 →
Application:
06/650,665 →
Subsurface Device Actuator Requiring Minimum Power
Patent:
4,736,791 →
Application:
06/730,397 →
Gimballed Antenna
Patent:
4,926,188 →
Application:
06/865,623 →
Combinatorial Coded Telemetry
Patent:
4,787,093 →
Application:
06/907,727 →
Solenoid Actuator and Pulse Drive
Patent:
4,953,616 →
Application:
07/181,599 →
Actuation Method
Patent:
4,878,053 →
Application:
07/181,678 →
Combinatorial Coded Telemetry in Mwd
Patent:
4,908,804 →
Application:
07/212,670 →
Gimballed Antenna
Patent:
5,027,129 →
Application:
07/419,893 →
Correlation for Combinatorial Coded Telemetry
Patent:
5,067,114 →
Application:
07/500,107 →
Method and Apparatuis for Measuring Strata Resistivity Adjacent a Borehole
Patent:
5,089,779 →
Application:
07/581,561 →
Short Hop Communication Link for Downhole Mwd System
Patent:
5,160,925 →
Application:
07/686,772 →
Conductivity Method and Apparatus for Measuring Strata Resistivity Adjacent a Borehole
Patent:
5,260,662 →
Application:
07/899,020 →
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jul 23, 1982
From: RORDEN, LOUIS H.; MOORE, THOMAS C.
To: DEVELCO INC.
Reel/Frame 004027/0721 →
Assignment of Assignors Interest.
Sep 27, 1983
From: RORDEN, LOUIS H.; FRASER, EDWARD C.
To: DEVELCO, INC., 404 TASMAN DRIVE, SUNNYVALE, CA. 94086 A CORP.
Reel/Frame 004188/0086 →
Assignment of Assignors Interest.
Nov 16, 1984
From: MARSH, JOHN L.; FRASER, EDWARD C.; RORDEN, LOUIS H.; BAUER, WILLIAM H.
To: DEVELCO, INCORPORATED
Reel/Frame 004353/0477 →
Assignment of Assignors Interest.
Jun 27, 1985
From: BORDEN, LOUIS H.; MOORE, T. CHARLES
To: DEVELCO, INC., 404 TASMAN DRIVE, SUNNYVALE, CALIFORNIA, 94089-1797, A CORP OF CA.
Reel/Frame 004440/0918 →
Assignment of Assignors Interest.
Jun 28, 1988
From: RORDEN, LOUIS H.
To: DEVELCO, INC.
Reel/Frame 004902/0565 →
Assignment of Assignors Interest.
Sep 10, 1990
From: RORDEN, LOUIS H.
To: DEVELCO, INC.
Reel/Frame 005445/0294 →
Assignment of Assignors Interest.
Sep 24, 1990
From: RORDEN, LOUIS H.; MOORE, T. CHARLES
To: DEVELCO, INC.
Reel/Frame 005449/0918 →
Assignment of Assignors Interest.
Jul 18, 1991
From: DAILEY, PATRICK E.; BARRON, CHARLES D.
To: SMITH INTERNATIONAL, INC.
Reel/Frame 005804/0167 →
Assignment of Assignors Interest.
Jul 18, 1991
From: RORDEN, LOUIS H.
To: DEVELCO, INC., A CORP. OF CA
Reel/Frame 005804/0171 →
Assignment of Assignors Interest.
Sep 23, 1991
From: DAILEY, PATRICK E.; BARRON, CHARLES D.
To: SMITH INTERNATIONAL, INC. A CORPORATION OF DELAWARE
Reel/Frame 005858/0588 →
Assignment of Assignors Interest.
Sep 23, 1991
From: RORDEN, LOUIS H.
To: DEVELCO, INC. A CORPORATION OF CA
Reel/Frame 005858/0595 →
Assignment of Assignors Interest.
Mar 9, 1993
From: SMITH INTERNATIONAL, INC.
To: HCS LEASING CORPORATION
Reel/Frame 006452/0317 →
Change of Name Effective on 03/15/1993
Apr 8, 1993
From: BAKER HUGHES PRODUCTION TOOLS, INC.
To: BAKER HUGHES, INTEQ, INC.
Reel/Frame 006481/0798 →
Change of Name Effective on 01/28/1993
Apr 8, 1993
From: BAKER HUGHES MINING TOOLS, INC.
To: BAKER HUGHES DRILLING TECHNOLOGIES, INC.
Reel/Frame 006481/0800 →
Merger Effective on 03/15/1993CA
Apr 8, 1993
From: BAKER HUGHES DRILLING TECHNOLOGIES, INC.
To: BAKER HUGHES PRODUCTION TOOLS, INC.
Reel/Frame 006481/0804 →
Merger Effective on 12/22/1992TX
Apr 8, 1993
From: EASTMAN TELECO COMPANY; BAKER HUGHES DRILLING TECHNOLOGIES, INC.
To: BAKER HUGHES MINING TOOLS, INC.
Reel/Frame 006496/0283 →
Assignment of Assignors Interest.
Apr 8, 1993
From: BAKER HUGHES INTEQ, INC.
To: BAKER HUGHES INCORPORATED
Reel/Frame 006481/0781 →
Assignment of Assignor's Interest
Jun 1, 1993
From: HCS LEASING CORPORATION, A WHOLLY OWNED SUBSIDIARY OF SMITH INTERNATIONAL, INC.
To: HALLIBURTON COMPANY
Reel/Frame 006544/0193 →
Security Agreement
Dec 22, 2000
From: PATHFINDER ENERGY SERVICES, INC.
To: WELLS FARGO BANK TEXAS, AS ADMINISTRATIVE AGENT
Reel/Frame 011461/0670 →
Security Agreement
Jun 12, 2007
From: IMAGETREE CORPORATION
To: BLUECREST CAPITAL FINANCE, L.P.
Reel/Frame 019415/0589 →
Release of Security Interest
Apr 8, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR BY MERGER TO WELLS FARGO BANK TEXAS, N.A. (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022520/0291 →