PURKIS; Daniel George
Patent Applications and Registrations
Patent applications and USPTO patent grants for PURKIS; Daniel George.The latest application filed is for "through-bore spool apparatus".
Company Profile
7.25.32
- PURKIS; Daniel George - Dyce GB
- Purkis; Daniel George - Loughborough GB
- Purkis; Daniel George - Aberdeenshire GB
- Purkis; Daniel George - Cruden Bay GB
- Purkis; Daniel George - Leicestershire GB
- Purkis; Daniel George - Aberdeen GB
Patent Activity
| Patent | Date |
|---|---|
| Through-bore Spool Apparatus App 20220259937 - PURKIS; Daniel George | 2022-08-18 |
| Through-bore spool apparatus Grant 11,346,172 - Purkis May 31, 2 | 2022-05-31 |
| Optical Communication System App 20220060259 - PURKIS; Daniel George | 2022-02-24 |
| Screens App 20210381346 - Reid; Stephen ; et al. | 2021-12-09 |
| Optical fibre deployment Grant 11,168,543 - Purkis November 9, 2 | 2021-11-09 |
| Optical fibre spool Grant 11,161,712 - Purkis November 2, 2 | 2021-11-02 |
| Downhole communication Grant 11,156,078 - Clarkson , et al. October 26, 2 | 2021-10-26 |
| Screens Grant 10,890,053 - Reid , et al. January 12, 2 | 2021-01-12 |
| Downhole screen assembly Grant 10,883,343 - Reid , et al. January 5, 2 | 2021-01-05 |
| Apparatus And Method For Deploying Cable In A Borehole App 20200340319 - PURKIS; Daniel George | 2020-10-29 |
| Method and apparatus for actuating downhole tools Grant 10,753,177 - Purkis , et al. A | 2020-08-25 |
| Downhole communication Grant 10,753,196 - Clarkson , et al. A | 2020-08-25 |
| Well isolation Grant 10,724,360 - Purkis | 2020-07-28 |
| Optical Fibre Spool App 20200165097 - PURKIS; Daniel George | 2020-05-28 |
| Valve assembly with a filter chamber Grant 10,538,982 - Purkis , et al. Ja | 2020-01-21 |
| Pressure operated valve assembly Grant 10,519,747 - Purkis Dec | 2019-12-31 |
| Optical Fibre Deployment App 20190284890 - PURKIS; Daniel George | 2019-09-19 |
| Downhole Communication App 20190203584 - Clarkson; Hugh ; et al. | 2019-07-04 |
| Downhole communication Grant 10,294,775 - Clarkson , et al. | 2019-05-21 |
| Method and apparatus for actuating downhole tools Grant 10,287,852 - Purkis , et al. | 2019-05-14 |
| Screens App 20190136672 - Reid; Stephen ; et al. | 2019-05-09 |
| Downhole arrangement Grant 10,214,994 - Manning , et al. Feb | 2019-02-26 |
| Downhole apparatus and method Grant 10,132,138 - Purkis , et al. November 20, 2 | 2018-11-20 |
| Downhole Communication App 20180328167 - Clarkson; Hugh ; et al. | 2018-11-15 |
| Screens App 20180320486 - Reid; Stephen ; et al. | 2018-11-08 |
| Downhole Apparatus And Method App 20180306003 - Purkis; Daniel George ; et al. | 2018-10-25 |
| Downhole apparatus and method Grant 10,077,633 - Purkis , et al. September 18, 2 | 2018-09-18 |
| Downhole apparatus and method Grant 10,053,958 - Purkis , et al. August 21, 2 | 2018-08-21 |
| Switching device for, and a method of switching, a downhole tool Grant 10,041,335 - Purkis August 7, 2 | 2018-08-07 |
| Downhole apparatus and method Grant 10,018,015 - Purkis , et al. July 10, 2 | 2018-07-10 |
| Method And Apparatus For Actuating Downhole Tools App 20180171753 - PURKIS; Daniel George ; et al. | 2018-06-21 |
| Valve Assembly With A Filter Chamber App 20180038181 - Purkis; Daniel George ; et al. | 2018-02-08 |
| Pressure Operated Valve Assembly App 20170275968 - Purkis; Daniel George | 2017-09-28 |
| Method and system for operating a downhole tool, for fracturing a formation and/or for completing a wellbore Grant 9,739,127 - Purkis , et al. August 22, 2 | 2017-08-22 |
| Improvements In And Relating To Screens App 20170211361 - Reid; Stephen ; et al. | 2017-07-27 |
| Switching Device For, And A Method Of Switching, A Downhole Tool App 20170145791 - PURKIS; Daniel George | 2017-05-25 |
| Switching device for, and a method of switching, a downhole tool Grant 9,631,458 - Purkis April 25, 2 | 2017-04-25 |
| Selective fracturing system Grant 9,416,643 - Purkis , et al. August 16, 2 | 2016-08-16 |
| Downhole actuating apparatus Grant 9,359,842 - Smith , et al. June 7, 2 | 2016-06-07 |
| Downhole Communication App 20160145999 - Clarkson; Hugh ; et al. | 2016-05-26 |
| Catching Apparatus App 20160040508 - Webster; Oliver ; et al. | 2016-02-11 |
| Downhole Arrangement App 20160032686 - Manning; Matthew ; et al. | 2016-02-04 |
| Method And Apparatus For Actuating Downhole Tools App 20150369006 - PURKIS; Daniel George ; et al. | 2015-12-24 |
| Mechanical counter Grant 9,194,197 - Smith , et al. November 24, 2 | 2015-11-24 |
| Switching Device For, And A Method Of Switching, A Downhole Tool App 20150322748 - PURKIS; Daniel George | 2015-11-12 |
| Downhole Apparatus and Method App 20150308229 - Patton; Damien Gerard ; et al. | 2015-10-29 |
| Well Isolation App 20150240628 - Purkis; Daniel George | 2015-08-27 |
| Downhole Apparatus And Method App 20150167429 - Purkis; Daniel George ; et al. | 2015-06-18 |
| Downhole Apparatus And Method App 20150167430 - Purkis; Daniel George ; et al. | 2015-06-18 |
| Downhole Apparatus And Method App 20150167431 - Purkis; Daniel George ; et al. | 2015-06-18 |
| Downhole Apparatus And Method App 20150159469 - Purkis; Daniel George ; et al. | 2015-06-11 |
| Wellbore Completion App 20150053408 - Purkis; Daniel George ; et al. | 2015-02-26 |
| Downhole Actuating Apparatus App 20140224475 - Smith; Colin ; et al. | 2014-08-14 |
| Downhole actuating apparatus Grant 8,701,776 - Smith , et al. April 22, 2 | 2014-04-22 |
| Selective Fracturing System App 20140102708 - Purkis; Daniel George ; et al. | 2014-04-17 |
| Mechanical Counter App 20130186644 - Smith; Colin ; et al. | 2013-07-25 |
| Downhole Actuating Apparatus App 20130025868 - Smith; Colin ; et al. | 2013-01-31 |
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