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Patent applications and USPTO patent grants for Colorado Voice Clinic, P.C..The latest application filed is for "retractor and tip extender therefor".
Patent | Date |
---|---|
Retractor and tip extender therefor Grant 11,432,716 - Opperman September 6, 2 | 2022-09-06 |
Retractor Grant D955,572 - Opperman June 21, 2 | 2022-06-21 |
Retractor Grant D905,236 - Opperman December 15, 2 | 2020-12-15 |
Retractor And Tip Extender Therefor App 20200375446 - Opperman; David A. | 2020-12-03 |
Retractor Grant D866,759 - Opperman Nov | 2019-11-12 |
Retractor and tip extender therefor Grant 10,349,823 - Opperman July 16, 2 | 2019-07-16 |
Retractor Grant 10,238,373 - Opperman | 2019-03-26 |
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