Allgeier; David M.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Allgeier; David M..The latest application filed is for "dirt separation system for a vacuum cleaner".
- Allgeier; David M. - Cumberland OH
- Allgeier; David M. - North Canton OH
- Allgeier; David M. - New Concord OH
| Patent | Date |
|---|---|
| Write input transaction apparatus and method Grant 7,672,900 - Allgeier , et al. March 2, 2 | 2010-03-02 |
| Dirt separation system for a vacuum cleaner Grant 7,360,275 - Allgeier , et al. April 22, 2 | 2008-04-22 |
| Filter assembly for a vacuum cleaner Grant 7,267,704 - Allgeier September 11, 2 | 2007-09-11 |
| Dirt separation system for a vacuum cleaner App 20060282977 - Allgeier; David M. ; et al. | 2006-12-21 |
| Upper housing portion of a floor care appliance Grant D510,647 - Alford , et al. October 11, 2 | 2005-10-11 |
| Filter assembly for a vacuum cleaner App 20040206238 - Allgeier, David M. | 2004-10-21 |
| Write input transaction apparatus and method App 20030074318 - Allgeier, David M. ; et al. | 2003-04-17 |
| Write input credit transaction apparatus and method with paperless merchant credit card processing Grant 6,539,363 - Allgeier , et al. March 25, 2 | 2003-03-25 |
| Method and apparatus for variable keyboard display Grant 5,949,348 - Kapp , et al. September 7, 1 | 1999-09-07 |
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