David A. Stokes

Person

The Woodlands, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Flow diversion valve for downtool tool assembly
- Patent number 12,000,228
- Issue date Jun 4, 2024
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Removing a casing section in a wellbore
- Patent number 10,883,359
- Issue date Jan 5, 2021
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Single-trip casing cutting and bridge plug setting
- Patent number 10,151,164
- Issue date Dec 11, 2018
- Schlumberger Technology Corporation
- Adam M. Bennett
- E21 - EARTH DRILLING MINING
Information Patent Grant
Thru-casing milling
- Patent number 10,030,459
- Issue date Jul 24, 2018
- Smith International, Inc.
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wellhead latch and removal systems
- Patent number 9,222,328
- Issue date Dec 29, 2015
- Smith International, Inc.
- David A. Stokes
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Flow Diversion Valve for Downtool Tool Assembly
- Publication number 20230068934
- Publication date Mar 2, 2023
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
Flow Diversion Valve for Downhole Tool Assembly
- Publication number 20210115747
- Publication date Apr 22, 2021
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
SINGLE-TRIP CASING CUTTING AND BRIDGE PLUG SETTING
- Publication number 20190106957
- Publication date Apr 11, 2019
- Schlumberger Technology Corporation
- Adam M. Bennett
- E21 - EARTH DRILLING MINING
Information Patent Application
REMOVING A CASING SECTION IN A WELLBORE
- Publication number 20180245450
- Publication date Aug 30, 2018
- SCHLUMBERGER TECHNOLOGY CORPORATION
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
AXIALLY ACTUATED EXTERNAL WELLHEAD LATCH
- Publication number 20160069165
- Publication date Mar 10, 2016
- Smith International, Inc.
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
THRU-CASING MILLING
- Publication number 20160010413
- Publication date Jan 14, 2016
- Smith International, Inc.
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
SINGLE-TRIP CASING CUTTING AND BRIDGE PLUG SETTING
- Publication number 20150275605
- Publication date Oct 1, 2015
- Smith International, Inc.
- Adam M. Bennett
- E21 - EARTH DRILLING MINING
Information Patent Application
WELLHEAD LATCH AND REMOVAL SYSTEMS
- Publication number 20140158367
- Publication date Jun 12, 2014
- Smith International, Inc.
- David A. Stokes
- E21 - EARTH DRILLING MINING

David A. Stokes

Person

Patents Grantslast 30 patents

Flow diversion valve for downtool tool assembly

Removing a casing section in a wellbore

Single-trip casing cutting and bridge plug setting

Thru-casing milling

Wellhead latch and removal systems

Patents Applicationslast 30 patents

Flow Diversion Valve for Downtool Tool Assembly

Flow Diversion Valve for Downhole Tool Assembly

SINGLE-TRIP CASING CUTTING AND BRIDGE PLUG SETTING

REMOVING A CASING SECTION IN A WELLBORE

AXIALLY ACTUATED EXTERNAL WELLHEAD LATCH

THRU-CASING MILLING

SINGLE-TRIP CASING CUTTING AND BRIDGE PLUG SETTING

WELLHEAD LATCH AND REMOVAL SYSTEMS