Hitzelberger; Joel E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hitzelberger; Joel E..The latest application filed is for "floor cleaning apparatus with twin agitators having different diameters".
- Hitzelberger; Joel E. - Danville KY
| Patent | Date |
|---|---|
| Dirt cup assembly with attachable and detachable external filter holder Grant 7,185,394 - Hafling , et al. March 6, 2 | 2007-03-06 |
| Removable dirt cup assembly with external filter Grant 7,181,804 - Hafling , et al. February 27, 2 | 2007-02-27 |
| Floor cleaning apparatus with twin agitators having different diameters App 20050172447 - Roney, Jeffrey T. ; et al. | 2005-08-11 |
| Removable dirt cup assembly with external filter App 20050071946 - Hafling, Danielle M. ; et al. | 2005-04-07 |
| Nozzle assembly with high efficiency agitator cavity App 20050022340 - Hafling, Danielle M. ; et al. | 2005-02-03 |
| Nozzle assembly with edge cleaning through agitator cavity App 20040168282 - Hitzelberger, Joel E. ; et al. | 2004-09-02 |
| Dirt cup assembly with attachable and detachable external filter holder App 20040088819 - Hafling, Danielle M. ; et al. | 2004-05-13 |
| Bagless vacuum cleaner with removable dirt cup App 20040088818 - Hafling, Danielle M. ; et al. | 2004-05-13 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 