Schmelzl; Eric
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schmelzl; Eric.The latest application filed is for "downhole isolation and depressurization tool".
- Schmelzl; Eric - Calgary CA
| Patent | Date |
|---|---|
| Downhole isolation and depressurization tool Grant 9,140,098 - Getzlaf , et al. September 22, 2 | 2015-09-22 |
| Downhole Isolation And Depressurization Tool App 20150075809 - Getzlaf; Donald ; et al. | 2015-03-19 |
| Downhole isolation and depressurization tool Grant 8,931,559 - Getzlaf , et al. January 13, 2 | 2015-01-13 |
| Downhole Isolation and Depressurization Tool App 20130248181 - Getzlaf; Donald ; et al. | 2013-09-26 |
| Collapsible storage and transportation system Grant 8,418,948 - Martin , et al. April 16, 2 | 2013-04-16 |
| Collapsible Storage and Transportation System App 20120063703 - MARTIN; Randy ; et al. | 2012-03-15 |
| Collapsible storage and transportation system Grant 8,083,169 - Martin , et al. December 27, 2 | 2011-12-27 |
| Collapsible Storage and Transportation System App 20100260588 - MARTIN; Randy ; et al. | 2010-10-14 |
| Packer with equalizing valve and method of use Grant 6,474,419 - Maier , et al. November 5, 2 | 2002-11-05 |
| Packer With Equalizing Valve And Method Of Use App 20020062962 - GARY, MAIER ; et al. | 2002-05-30 |
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