BRADEN; Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for BRADEN; Douglas.The latest application filed is for "casing float tool".
- BRADEN; Douglas - Calgary CA
| Patent | Date |
|---|---|
| Casing Float Tool App 20220178207 - GETZLAF; Donald ; et al. | 2022-06-09 |
| Casing float tool Grant 11,180,958 - Getzlaf , et al. November 23, 2 | 2021-11-23 |
| Casing Float Tool App 20210115735 - GETZLAF; Donald ; et al. | 2021-04-22 |
| Casing float tool Grant 10,883,314 - Getzlaf , et al. January 5, 2 | 2021-01-05 |
| Casing float tool Grant 10,883,315 - Getzlaf , et al. January 5, 2 | 2021-01-05 |
| Casing Float Tool App 20200332601 - GETZLAF; Donald ; et al. | 2020-10-22 |
| Casing Float Tool App 20200240214 - GETZLAF; Donald ; et al. | 2020-07-30 |
| Casing Float Tool App 20190360301 - GETZLAF; Donald ; et al. | 2019-11-28 |
| Casing float tool Grant 10,465,445 - Getzlaf , et al. No | 2019-11-05 |
| Casing Float Tool App 20180202260 - Getzlaf; Donald ; et al. | 2018-07-19 |
| Casing Float Tool App 20170138153 - Getzlaf; Donald ; et al. | 2017-05-18 |
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