Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11396786 | Wiper plug | — | 2022-07-26 |
| 11286742 | Sub-surface release plug system | — | 2022-03-29 |
| 11047202 | Top plug with transitionable seal | Forrest Parker, Douglas Brian Farley | 2021-06-29 |
| 11021930 | Diverter tool and associated methods | Mark Baas, George Givens | 2021-06-01 |
| 10961803 | Multi-function dart | — | 2021-03-30 |
| 10954740 | Top plug with transitionable seal | Forrest Parker, Douglas Brian Farley | 2021-03-23 |
| 10648272 | Casing floatation system with latch-in-plugs | Forrest Parker, Douglas Brian Farley | 2020-05-12 |
| 10487618 | System and method for sealing a wellbore | — | 2019-11-26 |
| 10378304 | Sub-surface release plug system | — | 2019-08-13 |
| 10301907 | Setting tool with pressure shock absorber | — | 2019-05-28 |
| 10246968 | Surge immune stage system for wellbore tubular cementation | Peter Endenburg, Ivan Andre Barannikow | 2019-04-02 |
| 10190397 | Closure device for a surge pressure reduction tool | Mark Baas, Norman Vladimir Parra Mayorga | 2019-01-29 |
| 9657548 | Apparatus and methods of running casing in a dual gradient system | Brent J. Lirette, Michael LoGiudice | 2017-05-23 |
| 7143831 | Apparatus for releasing a ball into a wellbore | — | 2006-12-05 |
| 6802372 | Apparatus for releasing a ball into a wellbore | — | 2004-10-12 |