Morphey; John Curtis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Morphey; John Curtis.The latest application filed is for "vacuum cleaner air passage system".
- Morphey; John Curtis - Concord NC
| Patent | Date |
|---|---|
| Vacuum cleaner base assembly and air passage system Grant 10,165,916 - Morphey , et al. J | 2019-01-01 |
| Vacuum cleaner base assembly Grant 9,345,371 - Morphey , et al. May 24, 2 | 2016-05-24 |
| Vacuum cleaner cyclone with helical cyclone expansion region Grant 8,997,310 - Davidshofer , et al. April 7, 2 | 2015-04-07 |
| Vacuum Cleaner Base Assembly App 20140157543 - MORPHEY; John Curtis ; et al. | 2014-06-12 |
| Vacuum Cleaner Air Passage System App 20140157542 - Morphey; John Curtis ; et al. | 2014-06-12 |
| Vacuum Cleaner Base Assembly App 20140157541 - Morphey; John Curtis ; et al. | 2014-06-12 |
| Vacuum Cleaner Cyclone With Helical Cyclone Expansion Region App 20140101889 - Davidshofer; Donald Joseph ; et al. | 2014-04-17 |
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