Kent; Peter M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kent; Peter M..The latest application filed is for "tubing annulus plug valve".
- Kent; Peter M. - Inverurie GB
- Kent; Peter M. - Warthill GB
- Kent; Peter M. - Greengates Warthill by Inverurie GB6
- Kent; Peter M. - Warthill by Inverurie GB6
- Kent; Peter M. - Greengates GB6
- Kent; Peter M. - Scotland GB
| Patent | Date |
|---|---|
| Tubing annulus plug valve Grant 7,407,011 - Kent August 5, 2 | 2008-08-05 |
| Tubing annulus plug valve App 20060076130 - Kent; Peter M. | 2006-04-13 |
| Adjustable mandrel hanger system Grant 5,638,903 - Kent June 17, 1 | 1997-06-17 |
| Adjustable mandrel hanger for a jackup drilling rig Grant 5,607,019 - Kent March 4, 1 | 1997-03-04 |
| Gate valve Grant 5,370,362 - Kent , et al. December 6, 1 | 1994-12-06 |
| Preselected casing tensioning system Grant 5,311,947 - Kent , et al. May 17, 1 | 1994-05-17 |
| Positive lockdown for metal seal Grant 5,307,879 - Kent May 3, 1 | 1994-05-03 |
| Emergency casing hanger Grant 4,949,786 - Eckert , et al. August 21, 1 | 1990-08-21 |
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