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Todd Anthony Stair
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Norman, OK, US
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Patents Grants
last 30 patents
Information
Patent Grant
Wellbore plug and wellbore assembly with plug having a passive non-...
Patent number
12,234,703
Issue date
Feb 25, 2025
Citadel Casing Solutions LLC
Daniel Lee Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wireline conveyed casing test plug and pressure test tool assembly
Patent number
12,209,477
Issue date
Jan 28, 2025
Daniel Lee Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore system with dissolving ball and independent plug latching...
Patent number
11,920,463
Issue date
Mar 5, 2024
Citadel Casing Solutions LLC
Todd Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for establishing a bypass flow path within a well...
Patent number
11,814,927
Issue date
Nov 14, 2023
Daniel L. Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for establishing a bypass flow path within a well...
Patent number
11,525,331
Issue date
Dec 13, 2022
Citadel Casing Solutions LLC
Daniel Schmidt
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular reaming device
Patent number
11,391,091
Issue date
Jul 19, 2022
Halliburton Energy Services, Inc.
Saul Emmanuel Vazquez
E21 - EARTH DRILLING MINING
Information
Patent Grant
High opening pressure poppet valve
Patent number
11,255,131
Issue date
Feb 22, 2022
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool with magnetic bypass seat
Patent number
10,794,144
Issue date
Oct 6, 2020
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wiper dart with reinforced drive element
Patent number
10,767,440
Issue date
Sep 8, 2020
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Float valve assembly with drag force dependent deactivation
Patent number
10,724,648
Issue date
Jul 28, 2020
Halliburton Energy Services, Inc.
Christopher James Mericas
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Wellbore isolation devices and methods of use
Patent number
10,718,179
Issue date
Jul 21, 2020
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore isolation devices and methods of use
Patent number
10,689,943
Issue date
Jun 23, 2020
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Modular downhole debris separating assemblies
Patent number
10,641,066
Issue date
May 5, 2020
Halliburton Energy Services, Inc.
Chris J. Mericas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Flow-activated fill valve assembly for cased hole
Patent number
10,633,948
Issue date
Apr 28, 2020
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Angled partial strainer plates for well assembly
Patent number
10,533,400
Issue date
Jan 14, 2020
Halliburton Energy Services, Inc.
Henry Eugene Rogers
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Multifunction downhole plug
Patent number
10,494,892
Issue date
Dec 3, 2019
Halliburton Energy Services, Inc.
Gary Joe Makowiecki
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plug tracking using piezo electric pulse signaling
Patent number
10,436,017
Issue date
Oct 8, 2019
Halliburton Energy Services, Inc.
Gabriel Coss
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sealed downhole equipment and method for fabricating the equipment
Patent number
10,378,296
Issue date
Aug 13, 2019
Halliburton Energy Services, Inc.
Luke Christopher Downey
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling debris separator
Patent number
10,273,772
Issue date
Apr 30, 2019
Halliburton Energy Services, Inc.
Christopher James Mericas
E21 - EARTH DRILLING MINING
Information
Patent Grant
Wellbore isolation devices and methods of use
Patent number
10,260,298
Issue date
Apr 16, 2019
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Telescoping latching mechanism for casing cementing plug
Patent number
9,556,701
Issue date
Jan 31, 2017
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Grant
Scale prevention treatment method, system, and apparatus for wellbo...
Patent number
9,470,066
Issue date
Oct 18, 2016
Halliburton Energy Services, Inc.
Lucas Kurtis Fontenelle
E21 - EARTH DRILLING MINING
Information
Patent Grant
Telescoping latching mechanism for casing cementing plug
Patent number
9,297,230
Issue date
Mar 29, 2016
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
HIGH OPENING PRESSURE POPPET VALVE
Publication number
20190264512
Publication date
Aug 29, 2019
Halliburton Energy Services Inc.
Todd Anthony STAIR
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
MODULAR REAMING DEVICE
Publication number
20190169937
Publication date
Jun 6, 2019
Halliburton Energy Services Inc.
Saul Emmanuel VAZQUEZ
E21 - EARTH DRILLING MINING
Information
Patent Application
WIPER DART WITH REINFORCED DRIVE ELEMENT
Publication number
20190128087
Publication date
May 2, 2019
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Application
FLOAT VALVE ASSEMBLY WITH DRAG FORCE DEPENDENT DEACTIVATION
Publication number
20180238460
Publication date
Aug 23, 2018
Halliburton Energy Services, Inc.
Christopher James MERICAS
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Modular Downhole Debris Separating Assemblies
Publication number
20180135388
Publication date
May 17, 2018
Chris J. Mericas
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE ISOLATION DEVICES AND METHODS OF USE
Publication number
20180038192
Publication date
Feb 8, 2018
Halliburton Energy Services, Inc.
Todd Anthony STAIR
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTIFUNCTION DOWNHOLE PLUG
Publication number
20180023362
Publication date
Jan 25, 2018
Halliburton Energy Services, Inc.
Gary Joe Makowiecki
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE ISOLATION DEVICES AND METHODS OF USE
Publication number
20180023367
Publication date
Jan 25, 2018
Halliburton Energy Services, Inc.
Todd Anthony STAIR
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE ISOLATION DEVICES AND METHODS OF USE
Publication number
20180016859
Publication date
Jan 18, 2018
Halliburton Energy Services, Inc.
Todd Anthony STAIR
E21 - EARTH DRILLING MINING
Information
Patent Application
Plug Tracking Using Piezo Electric Pulse Signaling
Publication number
20180010442
Publication date
Jan 11, 2018
Halliburton Energy Services, Inc.
Gabriel Coss
E21 - EARTH DRILLING MINING
Information
Patent Application
DIFFERENTIAL FILL VALVE ASSEMBLY FOR CASED HOLE
Publication number
20170370186
Publication date
Dec 28, 2017
Halliburton Energy Services, Inc.
Todd Anthony STAIR
E21 - EARTH DRILLING MINING
Information
Patent Application
FLOW-ACTIVATED FILL VALVE ASSEMBLY FOR CASED HOLE
Publication number
20170356270
Publication date
Dec 14, 2017
Halliburton Energy Services, Inc.
Todd Anthony STAIR
E21 - EARTH DRILLING MINING
Information
Patent Application
SEALED DOWNHOLE EQUIPMENT AND METHOD FOR FABRICATING THE EQUIPMENT
Publication number
20170292338
Publication date
Oct 12, 2017
Halliburton Energy Services, Inc.
Luke Christopher Downey
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING DEBRIS SEPARATOR
Publication number
20170275959
Publication date
Sep 28, 2017
Halliburton Energy Services, Inc.
Christopher James Mericas
E21 - EARTH DRILLING MINING
Information
Patent Application
SEALED DOWNHOLE EQUIPMENT AND METHOD FOR FABRICATING THE EQUIPMENT
Publication number
20170254173
Publication date
Sep 7, 2017
Halliburton Energy Services, Inc.
Luke Christopher Downey
E21 - EARTH DRILLING MINING
Information
Patent Application
ANGLED PARTIAL STRAINER PLATES FOR WELL ASSEMBLY
Publication number
20170211362
Publication date
Jul 27, 2017
Halliburton Energy Services, Inc.
Henry Eugene Rogers
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DOWNHOLE TOOL WITH MAGNETIC BYPASS SEAT
Publication number
20160222760
Publication date
Aug 4, 2016
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Application
TELESCOPING LATCHING MECHANISM FOR CASING CEMENTING PLUG
Publication number
20160160601
Publication date
Jun 9, 2016
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING
Information
Patent Application
Scale Prevention Treatment Method, System, and Apparatus for Wellbo...
Publication number
20140318777
Publication date
Oct 30, 2014
Halliburton Energy Services, Inc.
Lucas Kurtis FONTENELLE
E21 - EARTH DRILLING MINING
Information
Patent Application
Scale Prevention Treatment Method, System, and Apparatus for Wellbo...
Publication number
20140318762
Publication date
Oct 30, 2014
Halliburton Energy Services, Inc.
Lucas Kurtis FONTENELLE
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
TELESCOPING LATCHING MECHANISM FOR CASING CEMENTING PLUG
Publication number
20140102723
Publication date
Apr 17, 2014
Halliburton Energy Services, Inc.
Todd Anthony Stair
E21 - EARTH DRILLING MINING