Jeffrey J. Brown

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Enid, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole fishing tool and method of use
- Patent number 10,145,197
- Issue date Dec 4, 2018
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole fishing tool and method of use
- Patent number 9,945,199
- Issue date Apr 17, 2018
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole fishing tool and method of use
- Patent number 9,528,339
- Issue date Dec 27, 2016
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole fishing tool and method of use
- Patent number 9,103,187
- Issue date Aug 11, 2015
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Grant
Hydrostatic standing valve
- Patent number 5,915,478
- Issue date Jun 29, 1999
- Henry F. Brown
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
DOWNHOLE FISHING TOOL AND METHOD OF USE
- Publication number 20170044860
- Publication date Feb 16, 2017
- JEFFREY BROWN
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE FISHING TOOL AND METHOD OF USE
- Publication number 20170002618
- Publication date Jan 5, 2017
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE FISHING TOOL AND METHOD OF USE
- Publication number 20150159454
- Publication date Jun 11, 2015
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE FISHING TOOL AND METHOD OF USE
- Publication number 20150159453
- Publication date Jun 11, 2015
- Jeffrey J. Brown
- E21 - EARTH DRILLING MINING