IP Library › Assignment 008811/0883
Patent Assignment
Reel/Frame 008811/0883

Security Agreement

Recorded: 1997-11-07 Pages: 9
Assignor
Assignee
GENERAL ELECTRIC CAPITAL CORPORATION, A NEW YORK CORPORATION
10 SOUTH LASALLE STREET, SUITE 2700, CHICAGO, ILLINOIS, 60603
Covered Properties (16)
Tool for Drilling Curved Sections of Well Holes
Patent: 4,442,908 →
Application: 06/281,334 →
Orienting and Circulating Sub
Patent: 4,789,032 →
Application: 07/101,249 →
Tri-Axial Accelerometers
Patent: 4,941,354 →
Application: 07/279,936 →
Signal Transmitters
Patent: 4,956,823 →
Application: 07/286,299 →
Controlled Directional Drilling System and Method
Patent: 4,991,668 →
Application: 07/306,050 →
Directional Well Control
Patent: 4,938,298 →
Application: 07/315,882 →
Surveying of Boreholes
Patent: 4,999,920 →
Application: 07/363,681 →
Underreamer with Sequentially Expandable Cutter Blades
Patent: 5,036,921 →
Application: 07/544,910 →
Three-Blade Underreamer
Patent: 5,060,738 →
Application: 07/586,599 →
Horizontal Drilling Method and Apparatus
Patent: 5,042,597 →
Application: 07/598,583 →
Underreamer with Simultaneously Expandable Cutter Blades and Method
Patent: 5,090,480 →
Application: 07/633,687 →
Well Bore Data Transmission Apparatus
Patent: 5,182,731 →
Application: 07/889,888 →
Steering Sub for Flexible Drilling
Patent: 5,320,179 →
Application: 07/925,100 →
Apparatus for Arcuate Drilling
Patent: 5,368,109 →
Application: 08/145,579 →
Steering Sub for Flexible Drilling
Patent: 5,396,966 →
Application: 08/217,352 →
Rotor-To-Rotor Coupling
Patent: 5,588,818 →
Application: 08/433,544 →
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Oct 13, 1981
From: STEENBOCK, ARNO
To: PREUSSAG AKTIENGESELLSCHAFT, 1000 BERLIN, 3000 HANNOVER, GERMANY
Reel/Frame 003915/0401 →
Assignment of 1/2 of Assignors Interest Oct 29, 1987
From: REHM, WILLIAM A.; MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.
To: BECHTEL INVESTMENTS, INC., A CORP. OF
Reel/Frame 004785/0268 →
Assignment of 1/2 of Assignors Interest Oct 29, 1987
From: REHM, WILLIAM A.; MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.
To: MAUREER ENGINEERING INC.
Reel/Frame 004785/0266 →
Assignment of 1/2 of Assignors Interest Feb 6, 1989
From: MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.; REHM, WILLIAM
To: BECHTEL INVESTMENTS, INC.
Reel/Frame 005039/0614 →
Assignment of 1/2 of Assignors Interest Feb 6, 1989
From: REHM, WILLIAM A.; MC DONALD, WILLIAM J.; MAURER, WILLIAM C.; LEITKO, CURTIS E. JR.
To: MAURER ENGINEERING INC.
Reel/Frame 005039/0616 →
Assignment of Assignors Interest. Apr 10, 1989
From: REHM, WILLIAM A.
To: BECFIELD HORIZONTAL DRILLING SERVICES COMPANY, 10903 METRONOME HOUSTON, TX 77043
Reel/Frame 005062/0318 →
Assignment of Assignors Interest. Jun 28, 1990
From: PITTARD, FRED J.; FULTZ, JIMMY D.
To: SLIMDRIL INTERNATIONAL, INC., A CORP. OF TX
Reel/Frame 005351/0346 →
Assignment of Assignors Interest. Sep 20, 1990
From: PITTARD, FRED J.; FULTZ, JIMMY D.
To: SLIMDRIL INTERNATIONAL, INC.
Reel/Frame 005464/0560 →
Assignment of Assignors Interest. Dec 26, 1990
From: PITTARD, FRED J.; FULTZ, JIMMY D.
To: SLIMDRIL INTERNATIONAL, INC., A CORP. OF TX
Reel/Frame 005564/0961 →
Assignment of Assignors Interest. May 29, 1992
From: HOELSCHER, HANS-JURGEN; KERK, THOMAS; TUENNERMANN, WILFRIED; WINNACKER, HELMUT
To: PREUSSAG AKTIENGESELLSCHAFT
Reel/Frame 006150/0155 →
Assignment of Assignors Interest. Aug 6, 1992
From: ROOS, ALBERT E., JR.; LEAF, ROGER C.; PITTARD, FREDERICK J., JR.
To: SLIMDRIL INTERNATIONAL, INC., A CORP OF TX
Reel/Frame 006185/0613 →
Assignment of Assignor's Interest Nov 4, 1993
From: PITTARD, FREDERICK J., JR.; ROOS, ALBERT E., JR.; LEAF, ROGER C.; DREWS, STEVEN W.
To: SLIMDRIL INTERNATIONAL, INC.
Reel/Frame 006751/0893 →
Assignment of Assignor's Interest Mar 4, 1994
From: PREUSSAG AKTIENGESELLSCHAFT
To: BECFIELD DRILLING SERVICES
Reel/Frame 006889/0346 →
Assignment of Assignor's Interest Mar 4, 1994
From: PREUSSANG AKTIENGESELLSCHAFT
To: BECFIELD DRILLING SERVICES
Reel/Frame 006889/0349 →
Assignment of Assignor's Interest Mar 18, 1994
From: PREUSSAG AKTIENGESELLSCHAFT, A GERMAN CORPORATION
To: BECFIELD DRILLING SERVICES
Reel/Frame 006900/0231 →
Assignment of Assignor's Interest May 2, 1994
From: PREUSSAG AKTIENGESELLSCHAFT
To: BECFIELD DRILLING SERVICES
Reel/Frame 006973/0522 →
Assignment of Assignor's Interest May 23, 1994
From: ROOS, ALBERT ERNEST, JR.; MCDONALD, WILLIAM JESSE; DREWS, STEVEN WAYNE
To: SLIMDRIL INTERNATIONAL, INC.
Reel/Frame 006994/0909 →
Assignment of Assignor's Interest Jun 27, 1995
From: HOUMAND, MITCHELL J.; KRAUS, JAMES EDWARD
To: HORIZON DIRECTIONAL SYSTEMS, INC.
Reel/Frame 007903/0606 →
Assignment of Assignor's Interest Jun 27, 1995
From: HOUMAND, MITCHELL J.; KRAUS, JAMES EDWARD
To: HORIZON DIRECTIONAL SYSTEMS, INC.
Reel/Frame 007529/0419 →
Assignment of Assignor's Interest Aug 7, 1995
From: FREMONT GROUP, INC.
To: BECFIELD DRILLING SERVICES
Reel/Frame 007577/0448 →
Merger Feb 18, 1997
From: SLIMDRIL INTERNATIONAL INC., A TEXAS CORPORATION
To: PHOENIX DRILLING SERVICE, INC.
Reel/Frame 009367/0433 →
Merger Apr 7, 1997
From: HORIZON DIRECTIONAL SYSTEMS, INC., A TX CORP.
To: PHOENIX DRILL SERVICES, INC, A CORP. OF DE.
Reel/Frame 008430/0698 →
Asset Purchase Mar 5, 1998
From: BECHTEL INVESTMENTS, INC.
To: PHOENIX DRILLING SERVICES, INC.
Reel/Frame 009015/0001 →
Asset Purchase Mar 5, 1998
From: BECFELD HORIZONTAL DRILLING SERVICES CO.
To: PHOENIX DRILLING SERVICES, INC., A DELAWARE CORPORATION
Reel/Frame 009005/0621 →
Asset Purchase Mar 9, 1998
From: BECFIELD DRILLING SERVICES
To: PHOENIX DRILLING SERVICES, INC., A CORP. OF DE
Reel/Frame 009005/0710 →