Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10161227 | Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellbore | David G. Hearn, Lamar L. Gantt, John G. Eller | 2018-12-25 | |
| 9605520 | In-situ zonal isolation and treatment of wells | Curtis G. Blount, John C. Braden | 2017-03-28 | $460,472,000 |
| 9371694 | Permanent bypass whipstock assembly for drilling and completing a sidetrack well and preserving access to the original wellbore | David D. Hearn, Lamar L. Gantt, John G. Eller | 2016-06-21 | $484,822,000 |
| 8403047 | In-situ zonal isolation for sand controlled wells | Curtis G. Blount, John C. Braden | 2013-03-26 | $214,940,000 |