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David J. Speller
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
All-in-one system and related method for fracking and completing a...
Patent number
11,946,354
Issue date
Apr 2, 2024
SC ASSET CORPORATION
Sean P. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
All-in-one system and related method for fracking and completing a...
Patent number
11,585,201
Issue date
Feb 21, 2023
SC ASSET CORPORATION
Sean P. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
All-in-one system and related method for fracking and completing a...
Patent number
11,578,582
Issue date
Feb 14, 2023
SC ASSET CORPORATION
Sean P. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
All-in-one system and related method for fracking and completing a...
Patent number
11,459,867
Issue date
Oct 4, 2022
SC ASSET CORPORATION
Sean P. Campbell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and apparatus for multilateral construction and intervention...
Patent number
8,590,608
Issue date
Nov 26, 2013
Bryan Charles Linn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Bridge plug for use in a wellbore
Patent number
6,581,681
Issue date
Jun 24, 2003
Weatherford/Lamb, Inc.
Patrick J. Zimmerman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore tractor and method of moving an item through a wellbore
Patent number
5,794,703
Issue date
Aug 18, 1998
CTES, L.C.
Kenneth R. Newman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Unloading injection control valve
Patent number
4,576,196
Issue date
Mar 18, 1986
Baker Oil Tools, Inc.
Richard J. Ross
E21 - EARTH DRILLING MINING
Information
Patent Grant
Unloading injection control valve
Patent number
4,552,218
Issue date
Nov 12, 1985
Baker Oil Tools, Inc.
Richard J. Ross
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method of washing, injecting swabbing or flow testing subterranean...
Patent number
4,498,536
Issue date
Feb 12, 1985
Baker Oil Tools, Inc.
Richard J. Ross
E21 - EARTH DRILLING MINING
Information
Patent Grant
Valving apparatus for downhole tools
Patent number
4,485,876
Issue date
Dec 4, 1984
Baker Oil Tools, Inc.
David J. Speller
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
COLLET BAFFLE, A TOOL INCORPORATING SAME, AND A SYSTEM AND M...
Publication number
20230374893
Publication date
Nov 23, 2023
Sean P. CAMPBELL
E21 - EARTH DRILLING MINING
Information
Patent Application
ALL-IN-ONE SYSTEM AND RELATED METHOD FOR FRACKING AND COMPLETING A...
Publication number
20230265752
Publication date
Aug 24, 2023
SC Asset Corporation
Sean P. CAMPBELL
E21 - EARTH DRILLING MINING
Information
Patent Application
ALL-IN-ONE SYSTEM AND RELATED METHOD FOR FRACKING AND COMPLETING A...
Publication number
20220307361
Publication date
Sep 29, 2022
SC Asset Corporation
Sean P. CAMPBELL
E21 - EARTH DRILLING MINING
Information
Patent Application
ALL-IN-ONE SYSTEM AND RELATED METHOD FOR FRACKING AND COMPLETING A...
Publication number
20220290544
Publication date
Sep 15, 2022
SC Asset Corporation
Sean P. CAMPBELL
E21 - EARTH DRILLING MINING
Information
Patent Application
ALL-IN-ONE SYSTEM AND RELATED METHOD FOR FRACKING AND COMPLETING A...
Publication number
20220290546
Publication date
Sep 15, 2022
SC Asset Corporation
Sean P. CAMPBELL
E21 - EARTH DRILLING MINING
Information
Patent Application
METHOD AND APPARATUS FOR MULTILATERAL CONSTRUCTION AND INTERVENTION...
Publication number
20120261130
Publication date
Oct 18, 2012
Bryan Charles Linn
E21 - EARTH DRILLING MINING