Jeffry C. Ehlinger

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Sugerland, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Pump out stage cementing system
- Patent number 12,123,280
- Issue date Oct 22, 2024
- FORUM US, INC.
- Andrew Webber
- E21 - EARTH DRILLING MINING
Information Patent Grant
Convertible float valve assemblies and methods of using convertible...
- Patent number 11,578,548
- Issue date Feb 14, 2023
- FORUM US, INC.
- Andrew Webber
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-purpose float equipment and method
- Patent number 6,679,336
- Issue date Jan 20, 2004
- Davis-Lynch, Inc.
- Jeffrey D. Musselwhite
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well completion convertible float shoe/collar
- Patent number 6,401,824
- Issue date Jun 11, 2002
- Davis-Lynch, Inc.
- Jeffrey D. Musselwhite
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for cementing a casing string
- Patent number 5,411,095
- Issue date May 2, 1995
- Davis-Lynch, Inc.
- Jeffry C. Ehlinger
- E21 - EARTH DRILLING MINING
Information Patent Grant
Through the tubing bridge plug
- Patent number 5,027,894
- Issue date Jul 2, 1991
- Davis-Lynch, Inc.
- Malcolm G. Coone
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cementing apparatus and method
- Patent number 5,024,273
- Issue date Jun 18, 1991
- Davis-Lynch, Inc.
- Malcolm G. Coone
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PUMP OUT STAGE CEMENTING SYSTEM
- Publication number 20240035356
- Publication date Feb 1, 2024
- FORUM US, INC.
- Andrew Webber
- E21 - EARTH DRILLING MINING
Information Patent Application
CONVERTIBLE FLOAT VALVE ASSEMBLIES AND METHODS OF USING CONVERTIBLE...
- Publication number 20220074276
- Publication date Mar 10, 2022
- FORUM US, INC.
- Andrew WEBBER
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-purpose float equipment and method
- Publication number 20020033262
- Publication date Mar 21, 2002
- Jeffrey D. Musselwhite
- E21 - EARTH DRILLING MINING