Patent Assignment
Reel/Frame 011436/0249
Change of Name
Recorded: 2001-01-08
Pages: 5
Assignor
GRANT TFW, INC.
Executed: 1995-07-25
Assignee
GRANT PRIDECO, INC.
SUITE 600, 1450 LAKE ROBBINS DRIVE, THE WOODLANDS, TEXAS, 77380
Covered Properties
(22)
Tool Joint Bench Mark
Patent:
4,438,953 →
Application:
06/238,720 →
Tool Joint
Patent:
4,549,754 →
Application:
06/505,948 →
Liner Connection
Patent:
4,707,001 →
Application:
06/876,712 →
Threaded Pipe Joint Having Improved Seal Ring Entrapment
Patent:
4,944,538 →
Application:
07/320,476 →
Oil Field Tubular Connection
Patent:
4,946,201 →
Application:
07/320,718 →
Tool Joint and Method of Hardsurfacing Same
Patent:
5,010,225 →
Application:
07/408,074 →
Threaded Pipe Joint Having Improved Seal Ring Entrapment
Patent:
5,066,052 →
Application:
07/470,116 →
Oil Field Tubular Connection
Patent:
5,064,224 →
Application:
07/480,804 →
Horizontal Drilling or Completion Method
Patent:
5,101,906 →
Application:
07/610,301 →
Tool Joint and Method of Hardsurfacing Same
Patent:
5,147,996 →
Application:
07/687,438 →
Method of Horizontal Drilling
Patent:
5,165,491 →
Application:
07/692,620 →
Lightweight Drill Pipe
Patent:
5,148,876 →
Application:
07/712,529 →
Method of Internally and Externally Upsetting the End of a Metal Tube
Patent:
5,184,495 →
Application:
07/801,969 →
Stress Relief Groove for Drill Pipe
Patent:
5,286,069 →
Application:
07/985,832 →
Tool Joint Stress Relief Groove
Patent:
5,355,968 →
Application:
08/064,858 →
Shoulder Dressing Apparatus
Patent:
5,433,130 →
Application:
08/122,157 →
Apparatus and Method for Enhancing Fatigue Properties of Subterranean Well Drill Pipe Immediate the Area of Securement to a Tool Joint
Patent:
5,361,846 →
Application:
08/155,011 →
Stress Relief Groove for Drill Pipe
Patent:
5,358,285 →
Application:
08/182,211 →
Method and Apparatus for Measuring the Length (Miu) of the Internal Taper of an Internally Upset Drill Pipe Tube
Patent:
5,479,721 →
Application:
08/220,281 →
Helical Stress Relief Groove Apparatus and Method for Subterranean Well Drill Pipe Assemblies
Patent:
5,535,837 →
Application:
08/270,247 →
Drill Pipe with Improved Connectors
Patent:
5,492,375 →
Application:
08/278,419 →
Apparatus and Method for Reverse Flow Irrigation and Aspiration of Interior Regions of the Human Eye
Patent:
5,562,612 →
Application:
08/401,560 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 27, 1981
From: TIMME ALBERT C. JR.
To: HUGHES TOOL COMPANY, A CORP. OF DE
Reel/Frame 003858/0155 →
Assignment of Assignors Interest.
Jun 20, 1983
From: SAUNDERS, DONNA D.; KALSI, MANMOHAN S.; CHEN, GUN-SHING
To: REED TUBULAR PRODUCTS COMPANY
Reel/Frame 004144/0169 →
Assignment of Assignors Interest.
May 15, 1984
From: HUGHES TOOL COMPANY
To: HUGHES TOOL COMPANY - USA A CORP OF
Reel/Frame 004269/0060 →
Assignment of Assignors Interest.
Jun 20, 1986
From: JOHNSON, FREDERICK W.
To: SEAL-TECH, INC.
Reel/Frame 004565/0902 →
Assignment of Assignors Interest.
Mar 8, 1989
From: READ, SHANNON R.
To: BAROID TECHNOLOGY, INC.,
Reel/Frame 005052/0943 →
Assignment of Assignors Interest.
Mar 8, 1989
From: TAI, WEN-TONG
To: BAROID TECHNOLOGY, INC.
Reel/Frame 005052/0964 →
Assignment of Assignors Interest.
Aug 14, 1989
From: HUGHES TOOL COMPANY, - USA, A DE. CORP.
To: BAKER HUGHES, INC., A DE. CORP.
Reel/Frame 005161/0030 →
Assignment of Assignors Interest.
Sep 15, 1989
From: CARLIN, FRANK J.
To: BAKER HUGHES INCORPORATED, 3900 ESSEX LANE, SUITE 1200, HOUSTON, TEXAS 77027, A CORP. OF DE.
Reel/Frame 005143/0478 →
Assignment of Assignors Interest.
Dec 5, 1990
From: BAKER HUGHES INCORPORATED
To: BH TOOL JOINTS, INC., A CORP. OF TX
Reel/Frame 005570/0504 →
Assignment of Assignors Interest.
Dec 5, 1990
From: BHI SUGAR LAND, INC.
To: BH TOOL JOINTS, INC.
Reel/Frame 005535/0964 →
Assignment of Assignors Interest.
Apr 29, 1991
From: WILSON, GERALD E.
To: PRIDECO, INC., A CORPORATION OF TX
Reel/Frame 005694/0501 →
Assignment of Assignors Interest.
Jun 10, 1991
From: WILSON, GERALD E.
To: PRIDECO, INC. A CORP. OF TEXAS
Reel/Frame 005738/0098 →
Merger and Change of Name November 02, 1990 Delaware
Jun 20, 1991
From: BH TOOL JOINTS, INC. A CORP. OF TEXAS MERGED WITH AND INTO EVI TJ, INC. A CORP. OF DELAWARE
To: BH TOOL JOINTS, INC. A CORP. OF TEXAS
Reel/Frame 005741/0538 →
Assignment of Assignors Interest.
Dec 3, 1991
From: CHUNN, WILLIAM G.; MOORE, RALPH T.
To: PRIDECO, INC., A CORP. OF TEXAS
Reel/Frame 005937/0020 →
Assignment of Assignors Interest.
Jan 17, 1992
From: BH TOOL JOINTS, INC.
To: GRANT TFW, INC.
Reel/Frame 005974/0246 →
Assignment of Assignors Interest.
Feb 10, 1992
From: SEAL-TECH. INC., A CORP. OF AL; JOHNSON, FREDERICK W.
To: FOLSOM METAL PRODUCTS, INC., A CORP. OF AL
Reel/Frame 006011/0370 →
Assignment of Assignors Interest.
Feb 18, 1992
From: FOLSOM METAL PRODUCTS, INC.
To: ATLAS BRADFORD CORP.
Reel/Frame 006014/0609 →
Assignment of Assignors Interest.
Dec 3, 1992
From: WILSON, GERALD E.
To: PRIDECO, INC.
Reel/Frame 006333/0806 →
Assignment of Assignors Interest.
Dec 14, 1992
From: ALTAS BRADFORD CORPORATION
To: GRANT TFW, INC.
Reel/Frame 006401/0362 →
Assignment of Assignors Interest.
Dec 18, 1992
From: BAROID TECHNOLOGY, INC.
To: GRANT TFW, INC.
Reel/Frame 006412/0434 →
Assignment of Assignor's Interest
Aug 30, 1993
From: SMITH, JACKIE E.
To: GRANT TFW, INC.
Reel/Frame 006673/0282 →
Assignment of Assignor's Interest
Nov 15, 1993
From: SMITH, JACKIE E.; FITE, TERRY L.; HAYES, CLARENCE J.
To: GRANT TFW, INC.
Reel/Frame 006763/0308 →
Assignment of Assignor's Interest
Jan 13, 1994
From: WILSON, GERALD E.
To: PRIDECO, INC.
Reel/Frame 006848/0674 →
Assignment of Assignor's Interest
Jan 24, 1994
From: CARLIN, FRANK J.; PRICE, JOHN F.
To: GRANT TFW, INC.
Reel/Frame 006839/0285 →
Assignment of Assignor's Interest
Mar 30, 1994
From: WICKANDER, NELS
To: PRIDECO, INC.
Reel/Frame 006935/0611 →