Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392219 | Ball deflector for float collar | Douglas Brian Farley, Christopher James Mccaughan Hay | 2025-08-19 |
| 12305452 | Centralizer having internal stop collar | Douglas Brian Farley, Shenal Mekson | 2025-05-20 |
| 12286845 | Slimline stop collar with seal to prevent micro-annulus leakage | Douglas Brian Farley | 2025-04-29 |
| 12110747 | Casing shoe with flow operated diverter valve | — | 2024-10-08 |
| 12012812 | Dual flow converted auto-fill float valve | Alexander Craig Mackay | 2024-06-18 |
| 11965384 | Variable stiffness centralizer | — | 2024-04-23 |
| 11536095 | Slimline stop collar with solid cam ring | — | 2022-12-27 |