IP Library › Assignment 004944/0763
Patent Assignment
Reel/Frame 004944/0763

Assignment of Assignors Interest.

Recorded: 1988-08-18 Pages: 11
Assignor
BAKER HUGHES INCORPORATED
Executed: 1988-07-18
Assignee
HUGHES TOOL COMPANY-USA, A DE CORP.
5425 POLK AVE., HOUSTON, TEXAS, 77023
Covered Properties (29)
Automated Pipe Handling System
Patent: 4,042,123 →
Application: 05/547,375 →
Computer-Controlled Oil Drilling Rig Having Drawworks Motor and Brake Control Arrangement
Patent: 4,187,546 →
Application: 05/777,724 →
Apparatus for Sensing a Distended Location on a Drill Pipe
Patent: 4,327,261 →
Application: 06/003,035 →
Power Tongs Control Arrangement
Patent: 4,202,225 →
Application: 06/026,820 →
Pipe Gripping Head
Patent: 4,304,433 →
Application: 06/130,761 →
Pipe Manipulator
Patent: 4,345,864 →
Application: 06/130,762 →
Rotary Power Slips
Patent: 4,333,209 →
Application: 06/165,585 →
Slip Setting Ring
Patent: 4,415,193 →
Application: 06/239,308 →
Slip-Type Elevator Locking Mechanism
Patent: 4,361,940 →
Application: 06/289,945 →
Reversal Mechanism for Power Tong
Patent: 4,436,002 →
Application: 06/329,971 →
Beam Type Racking System
Patent: 4,462,733 →
Application: 06/371,144 →
Shock Absorbing Snubber for Derrick Hooks
Patent: 4,438,910 →
Application: 06/405,230 →
Link Engaging Pipe Elevator
Patent: 4,396,216 →
Application: 06/413,044 →
Casing Handling Equipment
Patent: 105,101 →
Application: 06/502,849 →
Elevator/Spider with Improved Locking Mechanism
Patent: 4,579,379 →
Application: 06/569,811 →
Elevator/Spider with Counterbalance
Patent: 4,550,942 →
Application: 06/588,188 →
Interference Warning Device
Patent: 4,613,849 →
Application: 06/603,258 →
Downhole Drilling Tool with Improved Swivel
Patent: 4,613,002 →
Application: 06/605,536 →
Stand Jumping and Stabbing Guide Device and Method
Patent: 4,603,464 →
Application: 06/710,730 →
Power Tong and Jaw Apparatus
Patent: 4,572,036 →
Application: 06/718,203 →
Top Drive Drilling Apparatus with Improved Wrench Assembly
Patent: 4,589,503 →
Application: 06/788,668 →
Lifting Head
Patent: 4,647,099 →
Application: 06/826,032 →
Rotary Power Slips
Patent: 4,681,193 →
Application: 06/830,895 →
Torque Wrench
Patent: 4,696,206 →
Application: 06/850,313 →
Top Head Drive Well Drilling Apparatus with Stabbing Guide
Patent: 4,667,752 →
Application: 06/874,818 →
Universal Floor Mounted Pipe Handling Machine
Patent: 4,715,761 →
Application: 07/021,618 →
Wrench Assembly for a Top Drive Sub
Patent: 4,759,239 →
Application: 07/022,619 →
Drill Pipe Spinner
Patent: 4,774,861 →
Application: 07/117,272 →
Pipe Handling Apparatus and Method
Patent: 4,791,997 →
Application: 07/142,105 →
Related Assignments (21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest. Aug 4, 1981
From: MC FADDEN, EDWARD J.
To: BJ-HUGHES INC.
Reel/Frame 003922/0950 →
Assignment of Assignors Interest. Aug 14, 1981
From: CARLBERG, CHARLES E.
To: BJ-HUGHES INC.
Reel/Frame 004060/0153 →
Assignment of Assignors Interest. Dec 11, 1981
From: KENNINGTON, KERRY S.; BAKER, RONALD
To: HUGHES TOOL COMPANY, A CORP. OF DE.
Reel/Frame 004035/0334 →
Assignment of Assignors Interest. Dec 11, 1981
From: KENNINGTON, KERRY S.; BAKER, RONALD
To: HUGHES TOOL COMPANY, A CORP. OF DE.
Reel/Frame 004035/0336 →
Assignment of Assignors Interest. Jan 8, 1982
From: SHELDON, LOREN B.
To: BJ-HUGHES INC., TX A CORP. OF DE
Reel/Frame 003939/0844 →
Assignment of Assignors Interest. Mar 23, 1982
From: HERST, NEIL W.
To: BJ-HUGHES INC., A CORP. OF DE.
Reel/Frame 003961/0049 →
Assignment of Assignors Interest. Apr 23, 1982
From: LANGOWSKI, FAUSTYN C.; BERRY, JOE R.; PRIEST, JOSEPH R.
To: HUGHES TOOL COMPANY
Reel/Frame 004010/0685 →
Assignment of Assignors Interest. Feb 22, 1983
From: BJ-HUGHES INC.,
To: HUGHES TOOL COMPANY, A CORP. OF DEL.
Reel/Frame 004098/0273 →
Assignment of Assignors Interest. Jun 9, 1983
From: HAMILTON, WILLIAM R.
To: HUGHES TOOL COMPANY
Reel/Frame 004143/0332 →
Assignment of Assignors Interest. Mar 12, 1984
From: BERG, GUNNAR H.
To: HUGHES TOOL COMPANY A CORP OF DE
Reel/Frame 004310/0516 →
Assignment of Assignors Interest. Apr 23, 1984
From: SMITH, ROGER JR.; PRIEST, JOSEPH R.; LANGOWSKI, FAUSTYN C.; HEBARD, HARRY D.
To: HUGHES TOOL COMPANY, P.O. BOX 2539, HOUSTON, 77001 A CORP OF DE
Reel/Frame 004274/0807 →
Assignment of Assignors Interest. Apr 30, 1984
From: PITTMAN, PAUL R.; SCOTT, FLOYD L. JR; HAMILTON, WILLIAM R.
To: HUGHES TOOL COMPANY, P.O. BOX 2539, HOUSTON, 77001 A CORP OF DE
Reel/Frame 004274/0877 →
Assignment of Assignors Interest. Mar 11, 1985
From: HEBARD, HARRY D.
To: HUGHES TOOL COMPANY, A DE CORP.
Reel/Frame 004395/0257 →
Assignment of Assignors Interest. Mar 11, 1985
From: SMITH, ROGER JR.
To: HUGHES TOOL COMPANY, A DE CORP.
Reel/Frame 004395/0256 →
Assignment of Assignors Interest. Jan 13, 1986
From: BERG, GUNNAR H.
To: HUGHES TOOL COMPANY
Reel/Frame 004498/0056 →
Assignment of Assignors Interest. Apr 10, 1986
From: RENFRO, JAMES G.
To: HUGHES TOOL COMPANY, A CORP OF DELAWARE
Reel/Frame 004546/0080 →
Assignment of Assignors Interest. May 16, 1986
From: BLACK, ARCHIE L.
To: HUGHES TOOL COMPANY
Reel/Frame 004549/0490 →
Assignment of Assignors Interest. May 16, 1986
From: HAMILTON, WILLIAM R.
To: HUGHES TOOL COMPANY
Reel/Frame 004549/0488 →
Assignment of Assignors Interest. May 16, 1986
From: BERRY, JOE R.
To: HUGHES TOOL COMPANY
Reel/Frame 004549/0489 →
Assignment of Assignors Interest. Aug 8, 1988
From: HUGHES TOOL COMPANY
To: BAKER HUGHES INCORPORATED
Reel/Frame 005050/0861 →
Assignment of Assignors Interest. Jan 17, 1989
From: HUGHES TOOL CONPANY-USA
To: VARCO INTERNATIONAL, INC., A CA. CORP.
Reel/Frame 005013/0843 →