Van Dalen; Marsha
Patent Applications and Registrations
Patent applications and USPTO patent grants for Van Dalen; Marsha.The latest application filed is for "tool for eye cleaning".
- Van Dalen; Marsha - Tucson AZ
| Patent | Date |
|---|---|
| Tool for eye cleaning Grant D958,333 - Van Dalen , et al. July 19, 2 | 2022-07-19 |
| Glare tester device Grant D782,341 - Van Dalen , et al. March 28, 2 | 2017-03-28 |
| Retinoscopy rack Grant D736,380 - Van Dalen , et al. August 11, 2 | 2015-08-11 |
| Retinoscopy rack Grant D736,381 - Van Dalen , et al. August 11, 2 | 2015-08-11 |
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