Ivarson; Jeffrey J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ivarson; Jeffrey J..The latest application filed is for "backpack apparatus".
- Ivarson; Jeffrey J. - San Anselmo CA
- Ivarson; Jeffrey J. - San Rafael CA
Trademarks
| Patent | Date |
|---|---|
| Backpack apparatus Grant 6,474,524 - Ivarson , et al. November 5, 2 | 2002-11-05 |
| Air cleaner cover Grant D462,117 - Gieseke , et al. August 27, 2 | 2002-08-27 |
| Backpack Grant D437,110 - Ivarson , et al. February 6, 2 | 2001-02-06 |
| Body member for a housing for an air cleaner Grant D421,110 - Coulonvaux , et al. February 22, 2 | 2000-02-22 |
| Coalescer filter with rear plate Grant D420,117 - Gieseke , et al. February 1, 2 | 2000-02-01 |
| Safety filter element Grant D416,308 - Ward , et al. November 9, 1 | 1999-11-09 |
| Filter element Grant D414,544 - Ward , et al. September 28, 1 | 1999-09-28 |
| Cover for a housing for an air cleaner Grant D412,568 - Ward , et al. August 3, 1 | 1999-08-03 |
| Housing for an air cleaner Grant D412,567 - Ward , et al. August 3, 1 | 1999-08-03 |
| Coalescer filter Grant D410,010 - Gieseke , et al. May 18, 1 | 1999-05-18 |
| Body member for a housing for an air cleaner Grant D407,475 - Coulonvaux , et al. March 30, 1 | 1999-03-30 |
| Filter element Grant D401,306 - Ward , et al. November 17, 1 | 1998-11-17 |
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