Pfefferkorn; Georg
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pfefferkorn; Georg.The latest application filed is for "closure cap".
- Pfefferkorn; Georg - Mullheim DE
- Pfefferkorn; Georg - Egringen DE
| Patent | Date |
|---|---|
| Closure cap Grant 6,783,015 - Bosl , et al. August 31, 2 | 2004-08-31 |
| Venting closure Grant 6,679,395 - Pfefferkorn , et al. January 20, 2 | 2004-01-20 |
| Closure cap Grant 6,502,710 - Bosl , et al. January 7, 2 | 2003-01-07 |
| Screwable closure cap with security against over-tightening Grant 5,871,111 - Pfefferkorn , et al. February 16, 1 | 1999-02-16 |
| Closure cap with anti-tamper ring Grant 5,715,959 - Pfefferkorn , et al. February 10, 1 | 1998-02-10 |
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