BOWEN TOOLS, INC.

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HOUSTON, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Well jar accelerator with expansion chamber
- Patent number 5,584,353
- Issue date Dec 17, 1996
- Bowen Tools, Inc.
- Roger D. Chancey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for displacing a top drive torque track
- Patent number 5,501,286
- Issue date Mar 26, 1996
- Bowen Tools, Inc.
- Joe R. Berry
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive unit torque break-out system
- Patent number 5,388,651
- Issue date Feb 14, 1995
- Bowen Tools, Inc.
- Joe R. Berry
- E21 - EARTH DRILLING MINING
Information Patent Grant
Top drive torque track and method of installing same
- Patent number 5,381,867
- Issue date Jan 17, 1995
- Bowen Tools, Inc.
- Joe R. Berry
- E21 - EARTH DRILLING MINING
Information Patent Grant
Oilfield tubing reel and reel assembly
- Patent number 5,289,845
- Issue date Mar 1, 1994
- Bowen Tools
- David L. Sipos
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Load cell for well tubulars or the like
- Patent number 5,251,493
- Issue date Oct 12, 1993
- Bowen Tools, Inc.
- David L. Sipos
- E21 - EARTH DRILLING MINING
Information Patent Grant
Circle threadform for marine riser top joint
- Patent number 5,163,513
- Issue date Nov 17, 1992
- Bowen Tools, Inc.
- Roger Chancey
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fail-safe blowout preventer
- Patent number 4,877,217
- Issue date Oct 31, 1989
- Bowen Tools, Inc.
- Archie W. Peil
- E21 - EARTH DRILLING MINING
Information Patent Grant
Load detection and indicator apparatus for well tubing or the like
- Patent number 4,842,058
- Issue date Jun 27, 1989
- Bowen Tools, Inc.
- David L. Sipos
- E21 - EARTH DRILLING MINING
Information Patent Grant
Load detection and indicator apparatus for well tubing or the like
- Patent number 4,793,410
- Issue date Dec 27, 1988
- Bowen Tools, Inc.
- David L. Sipos
- E21 - EARTH DRILLING MINING
Information Patent Grant
Slips for well pipe
- Patent number 4,715,456
- Issue date Dec 29, 1987
- Bowen Tools, Inc.
- Frank E. Poe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lock-down releasing spear assembly
- Patent number 4,706,745
- Issue date Nov 17, 1987
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing scraper
- Patent number 4,648,447
- Issue date Mar 10, 1987
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Connector for joining blowout preventer members
- Patent number 4,558,842
- Issue date Dec 17, 1985
- Bowen Tools, Inc.
- Archie W. Peil
- E21 - EARTH DRILLING MINING
Information Patent Grant
Inner seal and support rod assembly for high pressure blowout preve...
- Patent number 4,456,215
- Issue date Jun 26, 1984
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shock absorber assembly
- Patent number 4,439,167
- Issue date Mar 27, 1984
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Blowout preventer inner ram seal assembly
- Patent number 4,398,729
- Issue date Aug 16, 1983
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shock absorber assembly for absorbing shocks encountered by a drill...
- Patent number 4,387,885
- Issue date Jun 14, 1983
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Seal for an overshot and a method of doing same
- Patent number 4,369,977
- Issue date Jan 25, 1983
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Bowl structure
- Patent number 4,332,062
- Issue date Jun 1, 1982
- Bowen Tools, Inc.
- Joseph H. Byrne
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shock absorber assembly
- Patent number 4,331,006
- Issue date May 25, 1982
- Bowen Tools, Inc.
- Thomas R. Bishop
- E21 - EARTH DRILLING MINING
Information Patent Grant
Dead man safety assembly
- Patent number 4,135,068
- Issue date Jan 16, 1979
- Bowen Tools, Inc.
- Albert L. Burns
- B24 - GRINDING POLISHING
Information Patent Grant
Control valve assembly
- Patent number 4,080,761
- Issue date Mar 28, 1978
- Bowen Tools, Inc.
- Albert L. Burns
- B24 - GRINDING POLISHING
Information Patent Grant
Stress relieved tool elements
- Patent number 4,076,436
- Issue date Feb 28, 1978
- Bowen Tools, Inc.
- Damon T. Slator
- E21 - EARTH DRILLING MINING
Information Patent Grant
Seal assembly
- Patent number 4,027,816
- Issue date Jun 7, 1977
- Bowen Tools, Inc.
- Damon T. Slator
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydromechanical drilling jar
- Patent number 3,987,858
- Issue date Oct 26, 1976
- Bowen Tools, Inc.
- Damon T. Slator
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic well jar
- Patent number 3,955,634
- Issue date May 11, 1976
- Bowen Tools, Inc.
- Damon T. Slator
- E21 - EARTH DRILLING MINING

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Trademarklast 30 trademarks

Information Trademark
74643198 - INTENSIFIER
- Serial number 74643198
- Registration number 1934516
- Filing date Mar 7, 1995
- BOWEN TOOLS, INC.
- 7 - Machines and machine tools
Information Trademark
74412005 - JAR INTENSIFIER
- Serial number 74412005
- Registration number 1842679
- Filing date Jul 12, 1993
- BOWEN TOOLS, INC.
- 7 - Machines and machine tools
Information Trademark
74202799 - TYPE Z
- Serial number 74202799
- Registration number 1754445
- Filing date Sep 12, 1991
- BOWEN TOOLS, INC.
- 7 - Machines and machine tools
Information Trademark
72241741 - BOWEN
- Serial number 72241741
- Registration number 832162
- Filing date Mar 24, 1966
- BOWEN TOOLS, INC.
- 7 - Machines and machine tools

BOWEN TOOLS, INC.

Organization

Patents Grantslast 30 patents

Well jar accelerator with expansion chamber

Method and apparatus for displacing a top drive torque track

Top drive unit torque break-out system

Top drive torque track and method of installing same

Oilfield tubing reel and reel assembly

Load cell for well tubulars or the like

Circle threadform for marine riser top joint

Fail-safe blowout preventer

Load detection and indicator apparatus for well tubing or the like

Load detection and indicator apparatus for well tubing or the like

Slips for well pipe

Lock-down releasing spear assembly

Casing scraper

Connector for joining blowout preventer members

Inner seal and support rod assembly for high pressure blowout preve...

Shock absorber assembly

Blowout preventer inner ram seal assembly

Shock absorber assembly for absorbing shocks encountered by a drill...

Seal for an overshot and a method of doing same

Bowl structure

Shock absorber assembly

Dead man safety assembly

Control valve assembly

Stress relieved tool elements

Seal assembly

Hydromechanical drilling jar

Hydraulic well jar

Trademarklast 30 trademarks

74643198 - INTENSIFIER

74412005 - JAR INTENSIFIER

74202799 - TYPE Z

72241741 - BOWEN