Barker; Calvin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barker; Calvin.The latest application filed is for "container assembly with electronic transaction component".
- Barker; Calvin - Washington DC
- Barker; Calvin - Plymouth IN
| Patent | Date |
|---|---|
| Container assembly with electronic transaction component Grant 11,375,833 - Barker , et al. July 5, 2 | 2022-07-05 |
| Container Assembly with Electronic Transaction Component App 20210330105 - Barker; Calvin ; et al. | 2021-10-28 |
| Fire hose brush Grant 7,798,735 - Barker September 21, 2 | 2010-09-21 |
| Fire hose brush App 20070292192 - Barker; Calvin | 2007-12-20 |
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