Casey HIRSCHMANN

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Tool for metal plugging or sealing of casing
- Patent number 12,129,735
- Issue date Oct 29, 2024
- ConocoPhillips Company
- David D. Hearn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nano-thermite well plug
- Patent number 12,010,970
- Issue date Jun 18, 2024
- ConocoPhillips Company
- David D. Hearn
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Nano-thermite well plug
- Patent number 11,480,026
- Issue date Oct 25, 2022
- CONOCOPHILLIS COMPANY
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool for metal plugging or sealing of casing
- Patent number 11,441,384
- Issue date Sep 13, 2022
- ConocoPhillips Company
- David D. Hearn
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nano-thermite well plug
- Patent number 10,871,050
- Issue date Dec 22, 2020
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool for metal plugging or sealing of casing
- Patent number 10,760,374
- Issue date Sep 1, 2020
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TOOL FOR METAL PLUGGING OR SEALING OF CASING
- Publication number 20240318524
- Publication date Sep 26, 2024
- ConocoPhillips Company
- David D. HEARN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nano-thermite Well Plug
- Publication number 20230371454
- Publication date Nov 23, 2023
- ConocoPhillips Company
- David D. HEARN
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
TOOL FOR METAL PLUGGING OR SEALING OF CASING
- Publication number 20220307343
- Publication date Sep 29, 2022
- ConocoPhillips Company
- David D. HEARN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nano-thermite Well Plug
- Publication number 20210087904
- Publication date Mar 25, 2021
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Application
TOOL FOR METAL PLUGGING OR SEALING OF CASING
- Publication number 20200381403
- Publication date Dec 3, 2020
- David D. HEARN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TOOL FOR METAL PLUGGING OR SEALING OF CASING
- Publication number 20180148991
- Publication date May 31, 2018
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING
Information Patent Application
Nano-thermite Well Plug
- Publication number 20180094504
- Publication date Apr 5, 2018
- ConocoPhillips Company
- David D. Hearn
- E21 - EARTH DRILLING MINING