Spaven; John William
Patent Applications and Registrations
Patent applications and USPTO patent grants for Spaven; John William.The latest application filed is for "portable barbecue".
- Spaven; John William - EH Delft NL
- Spaven; John William - Delft NL
- Spaven; John William - Nottingham GB
| Patent | Date |
|---|---|
| Portable barbecue Grant 10,849,458 - Verbrugge , et al. December 1, 2 | 2020-12-01 |
| Portable Barbecue App 20190191929 - VERBRUGGE; Jeroen Klaasjan ; et al. | 2019-06-27 |
| Walking Aid Adapted For Mounting A Height Obstacle App 20090278325 - Geels; Abke ; et al. | 2009-11-12 |
| Cleaning head App 20070174994 - Allard; Matthew James Roger ; et al. | 2007-08-02 |
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