Powell; Charles Hayes
Patent Applications and Registrations
Patent applications and USPTO patent grants for Powell; Charles Hayes.The latest application filed is for "leak-proof contact lens container".
- Powell; Charles Hayes - Irvine CA
| Patent | Date |
|---|---|
| Leak-proof contact lens container Grant 9,439,990 - Powell , et al. September 13, 2 | 2016-09-13 |
| Leak-proof Contact Lens Container App 20150030511 - Powell; Charles Hayes ; et al. | 2015-01-29 |
| Polymer, article and method for inhibiting the growth of ocular pathogens in eye care products Grant 5,854,303 - Powell , et al. December 29, 1 | 1998-12-29 |
| Polymer, article and method for inhibiting the growth of ocular pathogens in eye care products Grant 5,739,178 - Powell , et al. April 14, 1 | 1998-04-14 |
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