PRIDECO, INC

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HOUSTON, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for measuring the length (MIU) of the internal...
- Patent number 5,479,721
- Issue date Jan 2, 1996
- Prideco, Inc.
- Nels Wickander
- G01 - MEASURING TESTING
Information Patent Grant
Stress relief groove for drill pipe
- Patent number 5,358,285
- Issue date Oct 25, 1994
- Prideco, Inc.
- Gerald E. Wilson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Stress relief groove for drill pipe
- Patent number 5,286,069
- Issue date Feb 15, 1994
- Prideco, Inc.
- Gerald E. Wilson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of internally and externally upsetting the end of a metal tube
- Patent number 5,184,495
- Issue date Feb 9, 1993
- Prideco, Inc.
- William G. Chunn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of horizontal drilling
- Patent number 5,165,491
- Issue date Nov 24, 1992
- Prideco, Inc.
- Gerald E. Wilson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lightweight drill pipe
- Patent number 5,148,876
- Issue date Sep 22, 1992
- Prideco, Inc.
- Gerald E. Wilson
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74448472 - PRIDECO
- Serial number 74448472
- Registration number 1862242
- Filing date Oct 14, 1993
- Prideco, Inc.
- 6 - Common metals and their alloys
Information Trademark
74355518 - LO-STRESS
- Serial number 74355518
- Filing date Feb 4, 1993
- Prideco, Inc.
- 6 - Common metals and their alloys
Information Trademark
74227956 - HORIZONTAL WEIGHT
- Serial number 74227956
- Filing date Dec 6, 1991
- Prideco, Inc.
- 7 - Machines and machine tools
Information Trademark
74211147 - P
- Serial number 74211147
- Registration number 1764034
- Filing date Oct 10, 1991
- Prideco, Inc.
- 6 - Common metals and their alloys
Information Trademark
74211120 - XLT
- Serial number 74211120
- Registration number 1701413
- Filing date Oct 10, 1991
- Prideco, Inc.
- 6 - Common metals and their alloys