Collins; Leo Guadalupe
Patent Applications and Registrations
Patent applications and USPTO patent grants for Collins; Leo Guadalupe.The latest application filed is for "downhole tool actuator with viscous fluid clearance paths".
- Collins; Leo Guadalupe - Farmers Branch TX
| Patent | Date |
|---|---|
| Downhole Tool Actuator With Viscous Fluid Clearance Paths App 20220307348 - Dusterhoft; Ross Glen ; et al. | 2022-09-29 |
| Variable torque flapper valve Grant 11,274,523 - Galindo , et al. March 15, 2 | 2022-03-15 |
| Flapper valve with beam spring Grant 11,208,870 - Galindo , et al. December 28, 2 | 2021-12-28 |
| Flapper Valve With Beam Spring App 20210180431 - Galindo; Abram Serda ; et al. | 2021-06-17 |
| Variable Torque Flapper Valve App 20210156226 - Galindo; Abram Serda ; et al. | 2021-05-27 |
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