SPEX CORPORATE HOLDINGS LTD.
Patent Applications and Registrations
Patent applications and USPTO patent grants for SPEX CORPORATE HOLDINGS LTD..The latest application filed is for "improved tool".
- SPEX CORPORATE HOLDINGS LTD. - Aberdeenshire N/A GB
- SPEX CORPORATE HOLDINGS LIMITED - Aberdeen GB
- SPEX CORPORATE HOLDINGS LTD. - Aberdeen GB
- SPEX CORPORATE HOLDINGS LIMITED - Aberdeenshire GB
- SPEX CORPORATE HOLDINGS LIMITED - GB GB
| Patent | Date |
|---|---|
| Downhole tool with a propellant charge Grant 11,441,379 - Younger September 13, 2 | 2022-09-13 |
| Downhole tool with a propellant charge Grant 11,396,783 - Younger July 26, 2 | 2022-07-26 |
| Downhole tool with a propellant charge Grant 11,359,450 - Oag , et al. June 14, 2 | 2022-06-14 |
| Cutting tool Grant 11,332,993 - Oag , et al. May 17, 2 | 2022-05-17 |
| Tool with propellant sections Grant 11,215,024 - Mahjoub , et al. January 4, 2 | 2022-01-04 |
| Fracturing tool Grant 11,193,344 - Chapman , et al. December 7, 2 | 2021-12-07 |
| Improved Tool App 20210310325 - OAG; James George ; et al. | 2021-10-07 |
| Improved Tool For Manipulating A Target App 20210246749 - YOUNGER; Rae Andrew ; et al. | 2021-08-12 |
| Downhole tool with a propellant charge Grant 10,954,734 - Oag , et al. March 23, 2 | 2021-03-23 |
| Downhole Tool With A Propellant Charge App 20210032949 - Oag; Jamie ; et al. | 2021-02-04 |
| Colliding tool Grant 10,895,124 - Chapman , et al. January 19, 2 | 2021-01-19 |
| Downhole tool with a propellant charge Grant 10,774,607 - Younger Sept | 2020-09-15 |
| Downhole tool with a propellant charge Grant 10683720 - | 2020-06-16 |
| Plug Grant 10,677,012 - Oag , et al. | 2020-06-09 |
| Improved Tool App 20200115981 - CHAPMAN; Barry ; et al. | 2020-04-16 |
| Cutting tool Grant 10,550,656 - Oag , et al. Fe | 2020-02-04 |
| Tool For Severing A Downhole Tubular By A Stream Of Combustion Products App 20190284892 - JOHNSTON; Sidney Dantuma | 2019-09-19 |
| Closure apparatus Grant 10,156,116 - Oag , et al. Dec | 2018-12-18 |
| Downhole Tool With A Propellant Charge App 20180340390 - Oag; Jamie ; et al. | 2018-11-29 |
| Downhole tool with a propellant charge Grant 10,041,321 - Oag , et al. August 7, 2 | 2018-08-07 |
| Detecting apparatus Grant 9,945,226 - Brown , et al. April 17, 2 | 2018-04-17 |
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