Athey, Jr.; Robert D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Athey, Jr.; Robert D..The latest application filed is for "process for maximizing effectiveness of active ingredients on a filter substrate for dispersing".
- Athey, Jr.; Robert D. - El Cerrito CA
| Patent | Date |
|---|---|
| Process for maximizing effectiveness of active ingredients on a filter substrate for dispersing Grant 5,104,427 - Riley , et al. April 14, 1 | 1992-04-14 |
| Filter and process for making a filter for dispersing ingredients into effluent Grant 5,074,997 - Riley , et al. December 24, 1 | 1991-12-24 |
| Seam for impenetrable material Grant 4,981,762 - Athey, Jr. * January 1, 1 | 1991-01-01 |
| Protective sheet for articles of clothing and the like Grant 4,588,646 - Athey, Jr. May 13, 1 | 1986-05-13 |
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