Duma; Thomas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Duma; Thomas.The latest application filed is for "mechanical processing of oil sands".
- Duma; Thomas - Alberta CA
| Patent | Date |
|---|---|
| Mechanical processing of oil sands Grant 10,125,320 - Duma November 13, 2 | 2018-11-13 |
| Mechanical Processing Of Oil Sands App 20160251579 - Duma; Thomas | 2016-09-01 |
| Mechanical processing of oil sands Grant 9,387,483 - Duma July 12, 2 | 2016-07-12 |
| Mechanical Processing Of Oil Sands App 20120312723 - Duma; Thomas | 2012-12-13 |
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