Swain; David E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Swain; David E..The latest application filed is for "filter system with removable enhancement media".
- Swain; David E. - Palm Harbor FL
- Swain; David E. - Tarpon Springs FL
| Patent | Date |
|---|---|
| Key for a water filter assembly Grant D712,008 - Swain , et al. August 26, 2 | 2014-08-26 |
| Filter system with removable enhancement media Grant 8,728,313 - Swain May 20, 2 | 2014-05-20 |
| Key for a water filter assembly Grant D690,794 - Swain October 1, 2 | 2013-10-01 |
| Filter System With Removable Enhancement Media App 20130043174 - Swain; David E. | 2013-02-21 |
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