Bartz; Richard O.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Bartz; Richard O..The latest application filed is for "bird feeder".
- Bartz; Richard O. - Edina MN US
| Patent | Date |
|---|---|
| Bird feeder Grant D808,085 - Bartz January 16, 2 | 2018-01-16 |
| Container for fluids Grant 4,969,571 - Bartz November 13, 1 | 1990-11-13 |
| Combined drain oil collection and storage container Grant D310,170 - Bartz August 28, 1 | 1990-08-28 |
| Fluid collection container Grant 4,881,650 - Bartz November 21, 1 | 1989-11-21 |
| Coupon clipper Grant D291,651 - Sieg , et al. September 1, 1 | 1987-09-01 |
| Fuel supply system Grant 4,344,404 - Child , et al. August 17, 1 | 1982-08-17 |
| Fuel supply system Grant 4,344,403 - Child , et al. August 17, 1 | 1982-08-17 |
| Liquid collection and storage container Grant D264,180 - Bartz May 4, 1 | 1982-05-04 |
| Earthworking tool with handle having triangularly arranged sides Grant 4,002,207 - Bartz January 11, 1 | 1977-01-11 |
| Geometric construction piece Grant 3,991,511 - McAllister , et al. November 16, 1 | 1976-11-16 |
| Stackable elements with lateral connector Grant 3,988,854 - Bartz November 2, 1 | 1976-11-02 |
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