Davidshofer; Donald Joseph
Patent Applications and Registrations
Patent applications and USPTO patent grants for Davidshofer; Donald Joseph.The latest application filed is for "floor mop with removable base plate".
- Davidshofer; Donald Joseph - Mount Holly NC
- Davidshofer; Donald Joseph - Mt. Holly NC
| Patent | Date |
|---|---|
| Vacuum cleaner base assembly and air passage system Grant 10,165,916 - Morphey , et al. J | 2019-01-01 |
| Floor mop with concentrated cleaning feature Grant 9,743,819 - Davidshofer August 29, 2 | 2017-08-29 |
| Flexible scrubbing head for a floor mop Grant 9,554,686 - Davidshofer , et al. January 31, 2 | 2017-01-31 |
| Vacuum cleaner base assembly Grant 9,345,371 - Morphey , et al. May 24, 2 | 2016-05-24 |
| Floor mop with removable base plate Grant 9,179,815 - Davidshofer , et al. November 10, 2 | 2015-11-10 |
| Vacuum cleaner cyclone with helical cyclone expansion region Grant 8,997,310 - Davidshofer , et al. April 7, 2 | 2015-04-07 |
| Floor Mop With Removable Base Plate App 20150089757 - Davidshofer; Donald Joseph ; et al. | 2015-04-02 |
| Sliding Scrub Brush For A Floor Mop App 20150082565 - Rizzi; Saba ; et al. | 2015-03-26 |
| Floor Mop With Concentrated Cleaning Feature App 20150082566 - Davidshofer; Donald Joseph | 2015-03-26 |
| Flexible Scrubbing Head For A Floor Mop App 20150082570 - Davidshofer; Donald Joseph ; et al. | 2015-03-26 |
| 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 Base Assembly App 20140157543 - 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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