Dolyniuk; David A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dolyniuk; David A..The latest application filed is for "debris catcher for retrievable barrier".
- Dolyniuk; David A. - Dickinson ND US
- Dolyniuk; David A. - Tomball TX
| Patent | Date |
|---|---|
| Debris catcher for retrievable barrier Grant 9,359,871 - White , et al. June 7, 2 | 2016-06-07 |
| Downhole plug drop tool Grant 9,004,185 - Madero , et al. April 14, 2 | 2015-04-14 |
| Debris Catcher for Retrievable Barrier App 20130228327 - White; Matthew L. ; et al. | 2013-09-05 |
| Downhole Plug Drop Tool App 20130175053 - Madero; Paul ; et al. | 2013-07-11 |
| Releasable mill App 20070256867 - DeGeare; Joseph P. ; et al. | 2007-11-08 |
| Releasable mill App 20070221414 - DeGeare; Joseph P. ; et al. | 2007-09-27 |
| Element latch system and method of use Grant 6,915,858 - Dolyniuk , et al. July 12, 2 | 2005-07-12 |
| Releasable mill App 20050061551 - DeGeare, Joseph P. ; et al. | 2005-03-24 |
| Element latch system App 20030121670 - Dolyniuk, David A. ; et al. | 2003-07-03 |
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