Joel Wicoff

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Iola, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Oil well completion tool having severable tubing string barrier disc
- Patent number 7,533,727
- Issue date May 19, 2009
- Fike Corporation
- John A. Barton
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
OIL WELL COMPLETION TOOL HAVING SEVERABLE TUBING STRING BARRIER DISC
- Publication number 20080271883
- Publication date Nov 6, 2008
- Fike Corporation
- John A. Barton
- E21 - EARTH DRILLING MINING