Hydril Company

Organization

Los Angeles, CA, US

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Diverter system and blowout preventer
- Patent number 4,832,126
- Issue date May 23, 1989
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Diverter system and blowout preventer
- Patent number 4,828,024
- Issue date May 9, 1989
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Solution mining
- Patent number 4,753,485
- Issue date Jun 28, 1988
- Hydril Company
- Milton E. Goodhart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Marine riser anti-collapse valve
- Patent number 4,719,937
- Issue date Jan 19, 1988
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fatigue resistant coupling for tubular members
- Patent number 4,708,513
- Issue date Nov 24, 1987
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable ball valve apparatus and method
- Patent number 4,703,807
- Issue date Nov 3, 1987
- Hydril Company
- Harry Weston
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable ball valve apparatus and method
- Patent number 4,681,133
- Issue date Jul 21, 1987
- Hydril Company
- Harry Weston
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hawser chain seal assembly
- Patent number 4,679,800
- Issue date Jul 14, 1987
- Hydril Company
- James A. Burton
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Floating drilling rig apparatus and method
- Patent number 4,668,126
- Issue date May 26, 1987
- Hydril Company
- James A. Burton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular joint with trapped mid-joint metal-to-metal seal having une...
- Patent number 4,662,659
- Issue date May 5, 1987
- Hydril Company
- Thomas L. Blose
- E21 - EARTH DRILLING MINING
Information Patent Grant
Annular packing unit and insert
- Patent number 4,657,263
- Issue date Apr 14, 1987
- Hydril Company
- Joseph H. Hynes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tertiary recovery method using inverted deviated holes
- Patent number 4,646,836
- Issue date Mar 3, 1987
- Hydril Company
- Milton E. Goodhart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Ram blowout preventer apparatus
- Patent number 4,647,002
- Issue date Mar 3, 1987
- Hydril Company
- Mark K. Crutchfield
- E21 - EARTH DRILLING MINING
Information Patent Grant
Diverter/bop system and method for a bottom supported offshore dril...
- Patent number 4,646,844
- Issue date Mar 3, 1987
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Borehole measurement and telemetry system
- Patent number 4,646,083
- Issue date Feb 24, 1987
- Hydril Company
- Allan O. Woods
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow control apparatus
- Patent number 4,635,678
- Issue date Jan 13, 1987
- Hydril Company
- Charles P. Peterman
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Well control method and apparatus
- Patent number 4,630,680
- Issue date Dec 23, 1986
- Hydril Company
- Hubert L. Elkins
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular connection
- Patent number 4,629,224
- Issue date Dec 16, 1986
- Hydril Company
- L. Steven Landriault
- E21 - EARTH DRILLING MINING
Information Patent Grant
Marine riser well control method and apparatus
- Patent number 4,626,135
- Issue date Dec 2, 1986
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular connection
- Patent number 4,624,488
- Issue date Nov 25, 1986
- Hydril Company
- David J. Furgerson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Marine riser fill-up valve
- Patent number 4,621,655
- Issue date Nov 11, 1986
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Oilfield closing device operating system
- Patent number 4,619,111
- Issue date Oct 28, 1986
- Hydril Company
- Jack Whiteman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Automatic well test system and method
- Patent number 4,616,700
- Issue date Oct 14, 1986
- Hydril Company
- John R. Wood
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for forming boreholes
- Patent number 4,605,076
- Issue date Aug 12, 1986
- Hydril Company
- Milton E. Goodhart
- E21 - EARTH DRILLING MINING
Information Patent Grant
Annular blowout preventer packing unit
- Patent number 4,605,195
- Issue date Aug 12, 1986
- Hydril Company
- James A. Burton
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsurface safety valve
- Patent number 4,603,740
- Issue date Aug 5, 1986
- Hydril Company
- Jon L. Edwards
- E21 - EARTH DRILLING MINING
Information Patent Grant
Subsurface safety valve
- Patent number 4,603,742
- Issue date Aug 5, 1986
- Hydril Company
- Fred S. Wong
- E21 - EARTH DRILLING MINING
Information Patent Grant
Diverter/bop system and method for a bottom supported offshore dril...
- Patent number 4,597,447
- Issue date Jul 1, 1986
- Hydril Company
- Joseph R. Roche
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tubular member thread protector
- Patent number 4,582,090
- Issue date Apr 15, 1986
- Hydril Company
- Kenneth V. Chase
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method of gaging a pipe at multiple locations
- Patent number 4,580,348
- Issue date Apr 8, 1986
- Hydril Company
- William L. De Boynton
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73813655 - CHECKGUARD
- Serial number 73813655
- Registration number 1582406
- Filing date Jul 20, 1989
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73495715 - GL
- Serial number 73495715
- Registration number 1352451
- Filing date Aug 17, 1984
- Hydril Company
- 7 - Machines and machine tools
Information Trademark
73486856 - GX
- Serial number 73486856
- Registration number 1352437
- Filing date Jun 25, 1984
- Hydril Company
- 7 - Machines and machine tools
Information Trademark
73486854 - GK
- Serial number 73486854
- Registration number 1352436
- Filing date Jun 25, 1984
- Hydril Company
- 7 - Machines and machine tools
Information Trademark
73434402 - FLATPAK
- Serial number 73434402
- Registration number 1325495
- Filing date Jul 13, 1983
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316311 - MUDGUARD
- Serial number 73316311
- Registration number 1222425
- Filing date Jun 25, 1981
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316328 - CHECKGUARD
- Serial number 73316328
- Registration number 1225790
- Filing date Jun 25, 1981
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316339 - KELLYGUARD
- Serial number 73316339
- Registration number 1194252
- Filing date Jun 25, 1981
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316310 - FLOATGUARD
- Serial number 73316310
- Registration number 1226519
- Filing date Jun 25, 1981
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73316312 - DRILLGUARD
- Serial number 73316312
- Registration number 1221484
- Filing date Jun 25, 1981
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73287472 - FLEXPAK
- Serial number 73287472
- Registration number 1230875
- Filing date Nov 26, 1980
- Hydril Company
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73286216 - HYDRIL
- Serial number 73286216
- Registration number 1198263
- Filing date Nov 17, 1980
- Hydril Company
- 37 - Building construction
Information Trademark
73286078 - HYDRIL
- Serial number 73286078
- Registration number 1198262
- Filing date Nov 17, 1980
- Hydril Company
- 37 - Building construction
Information Trademark
72400586 - SMART
- Serial number 72400586
- Registration number 965091
- Filing date Aug 19, 1971
- HYDRIL COMPANY
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
72108000 - CS
- Serial number 72108000
- Registration number 721221
- Filing date Nov 7, 1960
- HYDRIL COMPANY
- 6 - Common metals and their alloys
Information Trademark
72105645 - CB
- Serial number 72105645
- Registration number 721220
- Filing date Oct 3, 1960
- HYDRIL COMPANY
- 6 - Common metals and their alloys
Information Trademark
72022921 - TRIPLESEAL
- Serial number 72022921
- Registration number 651008
- Filing date Jan 22, 1957
- HYDRIL COMPANY
- 6 - Common metals and their alloys
Information Trademark
73286890 - FLATPAK
- Serial number 73286890
- Hydril Company
- 7 - Machines and machine tools

Hydril Company

Organization

Patents Grantslast 30 patents

Diverter system and blowout preventer

Diverter system and blowout preventer

Solution mining

Marine riser anti-collapse valve

Fatigue resistant coupling for tubular members

Rotatable ball valve apparatus and method

Rotatable ball valve apparatus and method

Hawser chain seal assembly

Floating drilling rig apparatus and method

Tubular joint with trapped mid-joint metal-to-metal seal having une...

Annular packing unit and insert

Tertiary recovery method using inverted deviated holes

Ram blowout preventer apparatus

Diverter/bop system and method for a bottom supported offshore dril...

Borehole measurement and telemetry system

Flow control apparatus

Well control method and apparatus

Tubular connection

Marine riser well control method and apparatus

Tubular connection

Marine riser fill-up valve

Oilfield closing device operating system

Automatic well test system and method

Method for forming boreholes

Annular blowout preventer packing unit

Subsurface safety valve

Subsurface safety valve

Diverter/bop system and method for a bottom supported offshore dril...

Tubular member thread protector

Method of gaging a pipe at multiple locations

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

73813655 - CHECKGUARD

73495715 - GL

73486856 - GX

73486854 - GK

73434402 - FLATPAK

73316311 - MUDGUARD

73316328 - CHECKGUARD

73316339 - KELLYGUARD

73316310 - FLOATGUARD

73316312 - DRILLGUARD

73287472 - FLEXPAK

73286216 - HYDRIL

73286078 - HYDRIL

72400586 - SMART

72108000 - CS

72105645 - CB

72022921 - TRIPLESEAL

73286890 - FLATPAK