Downton; Geoffrey
Patent Applications and Registrations
Patent applications and USPTO patent grants for Downton; Geoffrey.The latest application filed is for "steerable drill bit system".
- Downton; Geoffrey - Stroud GB
- Downton; Geoffrey - Cambridge GB
- Downton; Geoffrey - Gloucestershire GB
- Downton; Geoffrey - Stonehouse GB
- Downton; Geoffrey - Sugar Land TX US
- Downton; Geoffrey - Sugarland TX
- DOWNTON; GEOFFREY - Minchinhampton GB
- Downton; Geoffrey - Bracknell GB2
| Patent | Date |
|---|---|
| Steerable drill bit system Grant 11,142,955 - Downton October 12, 2 | 2021-10-12 |
| Methods and systems for designing drilling systems Grant 10,920,536 - Downton , et al. February 16, 2 | 2021-02-16 |
| Steerable Drill Bit System App 20200199942 - Downton; Geoffrey | 2020-06-25 |
| Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps Grant 10,612,542 - Jarvis , et al. | 2020-04-07 |
| Steerable drill bit system Grant 10,605,005 - Downton | 2020-03-31 |
| Positive displacement motor with radially constrained rotor catch Grant 9,982,485 - Murray , et al. May 29, 2 | 2018-05-29 |
| Positive displacement motor with radially constrained rotor catch Grant 9,695,638 - Murray , et al. July 4, 2 | 2017-07-04 |
| Positive Displacement Motor With Radially Constrained Rotor Catch App 20170145748 - Murray; William ; et al. | 2017-05-25 |
| Apparatus And Method For Controlling Or Limiting Rotor Orbit In Moving Cavity Motors And Pumps App 20170074100 - Jarvis; Brian P. ; et al. | 2017-03-16 |
| Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps Grant 9,482,223 - Jarvis , et al. November 1, 2 | 2016-11-01 |
| Steerable Drill Bit System App 20160160567 - Downton; Geoffrey | 2016-06-09 |
| Methods And Systems For Designing Drilling Systems App 20160123118 - Downton; Geoffrey ; et al. | 2016-05-05 |
| System and method for drilling Grant 8,899,352 - Johnson , et al. December 2, 2 | 2014-12-02 |
| Positive Displacement Motor With Radially Constrained Rotor Catch App 20140332275 - Murray; William ; et al. | 2014-11-13 |
| System and method for drilling Grant 8,727,036 - Johnson , et al. May 20, 2 | 2014-05-20 |
| Apparatus And Method For Controlling Or Limiting Rotor Orbit In Moving Cavity Motors And Pumps App 20130048384 - Jarvis; Brian P. ; et al. | 2013-02-28 |
| System and method for drilling App 20090194334 - Johnson; Ashley ; et al. | 2009-08-06 |
| System and method for drilling App 20090188720 - Johnson; Ashley ; et al. | 2009-07-30 |
| Rotary Steerable Drilling Apparatus And Method App 20080142268 - DOWNTON; GEOFFREY ; et al. | 2008-06-19 |
| Rotary Steerable Drilling Apparatus And Method App 20080083567 - DOWNTON; GEOFFREY ; et al. | 2008-04-10 |
| Gyroscope system Grant 4,993,274 - Downton February 19, 1 | 1991-02-19 |
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