WWT INTERNATIONAL, INC.

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Non-rotating casing centralizer
- Patent number 8,668,007
- Issue date Mar 11, 2014
- WWT International, Inc.
- Garrett C. Casassa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gripper assembly for downhole tools
- Patent number 8,555,963
- Issue date Oct 15, 2013
- WWT International, Inc.
- Duane Bloom
- E21 - EARTH DRILLING MINING
Information Patent Grant
Open hole non-rotating sleeve and assembly
- Patent number 8,511,377
- Issue date Aug 20, 2013
- WWT International, Inc.
- Garrett C. Casassa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods and apparatuses for inhibiting rotational misalignment of a...
- Patent number 8,485,278
- Issue date Jul 16, 2013
- WWT International, Inc.
- Philip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anti-stall tool for downhole drilling assemblies
- Patent number 8,439,129
- Issue date May 14, 2013
- WWT International, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expandable ramp gripper
- Patent number 8,302,679
- Issue date Nov 6, 2012
- WWT International, Inc.
- Phillip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tractor with improved valve system
- Patent number 8,245,796
- Issue date Aug 21, 2012
- WWT International, Inc.
- Philip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anti-stall tool for downhole drilling assemblies
- Patent number 8,146,680
- Issue date Apr 3, 2012
- WWT International, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
In-situ method of forming a non-rotating drill pipe protector assembly
- Patent number 8,119,047
- Issue date Feb 21, 2012
- WWT International, Inc.
- N. Bruce Moore
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gripper assembly for downhole tools
- Patent number 8,069,917
- Issue date Dec 6, 2011
- WWT International, Inc.
- Duane Bloom
- E21 - EARTH DRILLING MINING
Information Patent Grant
Variable linkage assisted gripper
- Patent number 8,061,447
- Issue date Nov 22, 2011
- WWT International, Inc.
- Rudolph Ernst Krueger, V
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrically powered tractor
- Patent number 8,028,766
- Issue date Oct 4, 2011
- WWT International, Inc.
- Norman Bruce Moore
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expandable ramp gripper
- Patent number 7,954,562
- Issue date Jun 7, 2011
- WWT International, Inc.
- Phillip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Roller link toggle gripper and downhole tractor
- Patent number 7,954,563
- Issue date Jun 7, 2011
- WWT International, Inc.
- Philip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotating drill pipe protector attachment and fastener assembly
- Patent number 7,938,202
- Issue date May 10, 2011
- WWT International, Inc.
- Sarah B. Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrically powered tractor
- Patent number 7,770,667
- Issue date Aug 10, 2010
- WWT International, Inc.
- Norman Bruce Moore
- E21 - EARTH DRILLING MINING
Information Patent Grant
Variable linkage assisted gripper
- Patent number 7,748,476
- Issue date Jul 6, 2010
- WWT International, Inc.
- Rudolph Ernst Krueger, V
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
GRIPPER ASSEMBLY FOR DOWNHOLE TOOLS
- Publication number 20140166369
- Publication date Jun 19, 2014
- WWT International, Inc.
- Duane Bloom
- E21 - EARTH DRILLING MINING
Information Patent Application
FLEXIBLE CASING GUIDE RUNNING TOOL
- Publication number 20140110098
- Publication date Apr 24, 2014
- WWT INTERNATIONAL, INC.
- Sarah Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Application
MOTOR SAVER SUB FOR DOWN HOLE DRILLING ASSEMBLIES
- Publication number 20130199846
- Publication date Aug 8, 2013
- WWT INTERNATIONAL, INC.
- Rudolph Ernst Krueger
- E21 - EARTH DRILLING MINING
Information Patent Application
HIGH EXPANSION OR DUAL LINK GRIPPER
- Publication number 20130113227
- Publication date May 9, 2013
- WWT International, Inc.
- Sarah Brianne Mitchell
- E21 - EARTH DRILLING MINING
Information Patent Application
ANTI-STALL TOOL FOR DOWNHOLE DRILLING ASSEMBLIES
- Publication number 20120145455
- Publication date Jun 14, 2012
- WWT International, Inc.
- Philip Wayne Mock
- E21 - EARTH DRILLING MINING
Information Patent Application
GRIPPER ASSEMBLY FOR DOWNHOLE TOOLS
- Publication number 20120061074
- Publication date Mar 15, 2012
- WWT International, Inc.
- Duane Bloom
- E21 - EARTH DRILLING MINING
Information Patent Application
EXPANDABLE RAMP GRIPPER
- Publication number 20120061075
- Publication date Mar 15, 2012
- WWT International, Inc.
- Phillip W. Mock
- E21 - EARTH DRILLING MINING
Information Patent Application
ELECTRICALLY POWERED TRACTOR
- Publication number 20110067926
- Publication date Mar 24, 2011
- WWT International, Inc.
- Norman Bruce Moore
- E21 - EARTH DRILLING MINING
Information Patent Application
VARIABLE LINKAGE ASSISTED GRIPPER
- Publication number 20100314131
- Publication date Dec 16, 2010
- WWT International, Inc.
- Rudolph Ernst Krueger, V
- E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks

Information Trademark
85731185 - WWT
- Serial number 85731185
- Registration number 4442387
- Filing date Sep 17, 2012
- WWT International, Inc.
- 7 - Machines and machine tools

WWT INTERNATIONAL, INC.

Organization

Patents Grantslast 30 patents

Non-rotating casing centralizer

Gripper assembly for downhole tools

Open hole non-rotating sleeve and assembly

Methods and apparatuses for inhibiting rotational misalignment of a...

Anti-stall tool for downhole drilling assemblies

Expandable ramp gripper

Tractor with improved valve system

Anti-stall tool for downhole drilling assemblies

In-situ method of forming a non-rotating drill pipe protector assembly

Gripper assembly for downhole tools

Variable linkage assisted gripper

Electrically powered tractor

Expandable ramp gripper

Roller link toggle gripper and downhole tractor

Rotating drill pipe protector attachment and fastener assembly

Electrically powered tractor

Variable linkage assisted gripper

Patents Applicationslast 30 patents

GRIPPER ASSEMBLY FOR DOWNHOLE TOOLS

FLEXIBLE CASING GUIDE RUNNING TOOL

MOTOR SAVER SUB FOR DOWN HOLE DRILLING ASSEMBLIES

HIGH EXPANSION OR DUAL LINK GRIPPER

ANTI-STALL TOOL FOR DOWNHOLE DRILLING ASSEMBLIES

GRIPPER ASSEMBLY FOR DOWNHOLE TOOLS

EXPANDABLE RAMP GRIPPER

ELECTRICALLY POWERED TRACTOR

VARIABLE LINKAGE ASSISTED GRIPPER

Trademarklast 30 trademarks

85731185 - WWT