Fritts; Robert W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fritts; Robert W..The latest application filed is for "slide copying device".
- Fritts; Robert W. - Thomasville NC
- Fritts; Robert W. - Oak Park Heights MN
- Fritts; Robert W. - Stillwater MN
- Fritts; Robert W. - Afton MN
- Fritts; Robert W. - St. Paul MN
- Fritts; Robert W. - Afton Township Washington County
| Patent | Date |
|---|---|
| Method and apparatus for continuously mixing battery pastes Grant 10,177,369 - Vincze , et al. J | 2019-01-08 |
| Slide copying device App 20090041450 - Fritts; Robert W. | 2009-02-12 |
| Method and apparatus for continuously mixing battery pastes App 20080003501 - Vincze; Albert M. ; et al. | 2008-01-03 |
| Slide copper system Grant 6,711,347 - Fritts March 23, 2 | 2004-03-23 |
| Leak resistant battery cover Grant RE37,901 - Fritts , et al. November 5, 2 | 2002-11-05 |
| Battery cover Grant 5,840,439 - Fritts , et al. November 24, 1 | 1998-11-24 |
| Battery cover Grant 5,731,100 - Fritts , et al. March 24, 1 | 1998-03-24 |
| Leak resistant battery cover Grant 5,683,830 - Fritts , et al. November 4, 1 | 1997-11-04 |
| Fluorescent backlit display Grant 5,658,068 - Fritts August 19, 1 | 1997-08-19 |
| Battery housing Grant D294,484 - Kellett , et al. March 1, 1 | 1988-03-01 |
| Storage battery housing Grant 4,693,949 - Kellett , et al. September 15, 1 | 1987-09-15 |
| Quick-erect portable display structure Grant 4,325,197 - Achten , et al. April 20, 1 | 1982-04-20 |
| Flexible copy section Grant 3,987,567 - Fritts October 26, 1 | 1976-10-26 |
| Sign structure Grant 3,977,111 - Fritts August 31, 1 | 1976-08-31 |
| Variable Copy Command Apparatus Grant 3,761,890 - Fritts , et al. September 25, 1 | 1973-09-25 |
| Changeable Highway Sign And Motorist Aid System Grant 3,614,727 - Fritts October 19, 1 | 1971-10-19 |
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