Fehr; James
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fehr; James.The latest application filed is for "stage tool for wellbore cementing".
- Fehr; James - Sherwood Park CA
- Fehr; James - Winnipeg CA
| Patent | Date |
|---|---|
| Stage tool for wellbore cementing Grant 10,273,781 - Themig , et al. | 2019-04-30 |
| Plug retainer and method for wellbore fluid treatment Grant 9,932,797 - Themig , et al. April 3, 2 | 2018-04-03 |
| Stage Tool for Wellbore Cementing App 20170211349 - Themig; Daniel Jon ; et al. | 2017-07-27 |
| Stage tool for wellbore cementing Grant 9,650,868 - Themig , et al. May 16, 2 | 2017-05-16 |
| Wellbore tool with indexing mechanism and method Grant 9,574,414 - Arabsky , et al. February 21, 2 | 2017-02-21 |
| Wireline conveyed apparatus for wellbore fluid treatment Grant 9,404,343 - Themig , et al. August 2, 2 | 2016-08-02 |
| Plug Retainer And Method For Wellbore Fluid Treatment App 20150369010 - THEMIG; DANIEL JON ; et al. | 2015-12-24 |
| Stage Tool For Wellbore Cementing App 20150330189 - THEMIG; DANIEL JON ; et al. | 2015-11-19 |
| Plug retainer and method for wellbore fluid treatment Grant 9,151,148 - Themig , et al. October 6, 2 | 2015-10-06 |
| Stage tool for wellbore cementing Grant 9,121,255 - Themig , et al. September 1, 2 | 2015-09-01 |
| Inflow Control Solutions For Wellbores App 20140345876 - Coon; Robert Joe ; et al. | 2014-11-27 |
| Wellbore Tool With Indexing Mechanism And Method App 20140138101 - Arabsky; Serhiy ; et al. | 2014-05-22 |
| Wireline Conveyed Apparatus For Wellbore Fluid Treatment App 20130199790 - Themig; Daniel Jon ; et al. | 2013-08-08 |
| Stage Tool For Wellbore Cementing App 20120247767 - Themig; Daniel Jon ; et al. | 2012-10-04 |
| Plug Retainer And Method For Wellbore Fluid Treatment App 20120199349 - Themig; Daniel Jon ; et al. | 2012-08-09 |
| Air channel grill for security institutions Grant 7,722,449 - Nowak , et al. May 25, 2 | 2010-05-25 |
| Pneumatic hammer drilling assembly for use in directional drilling Grant 6,290,002 - Comeau , et al. September 18, 2 | 2001-09-18 |
| Flow restrictor valve for a downhole drilling assembly Grant 6,202,762 - Fehr , et al. March 20, 2 | 2001-03-20 |
| Multiple string completion apparatus and method Grant 6,158,513 - Nistor , et al. December 12, 2 | 2000-12-12 |
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