PENETRATORS, INC.

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Milling apparatus and method for well casing
- Patent number 5,392,858
- Issue date Feb 28, 1995
- Penetrators, Inc.
- Alan D. Peters
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for gravel packing of wells
- Patent number 5,107,943
- Issue date Apr 28, 1992
- Penetrators, Inc.
- Robert W. McQueen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Casing punch for wells
- Patent number 4,932,129
- Issue date Jun 12, 1990
- Penetrators, Inc.
- Herman J. Schellstede
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hydraulic well penetration apparatus
- Patent number 4,928,757
- Issue date May 29, 1990
- Penetrators, Inc.
- Herman J. Schellstede
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydraulic well penetration apparatus and method
- Patent number 4,790,384
- Issue date Dec 13, 1988
- Penetrators, Inc.
- Herman J. Schellstede
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
74116933 - PENETRATORS
- Serial number 74116933
- Registration number 1722689
- Filing date Nov 20, 1990
- PENETRATORS, INC.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
74116258 - THE LANCE SYSTEM
- Serial number 74116258
- Registration number 1844835
- Filing date Nov 19, 1990
- PENETRATORS, INC.
- 42 - Scientific and technological services and research and design relating thereto