GRAF PATENTVERWERTUNGS GBR
Patent Applications and Registrations
Patent applications and USPTO patent grants for GRAF PATENTVERWERTUNGS GBR.The latest application filed is for "inner seal collar with improved locking mechanism".
- GRAF PATENTVERWERTUNGS GBR - Bad Durrheim N/A DE
| Patent | Date |
|---|---|
| Sealing inner sleeve having a deformable intermediate section Grant 10,641,426 - Graf , et al. | 2020-05-05 |
| Inner seal collar with improved locking mechanism Grant 9,574,695 - Graf , et al. February 21, 2 | 2017-02-21 |
| Inner Seal Collar With Improved Locking Mechanism App 20160281899 - GRAF; Jurgen ; et al. | 2016-09-29 |
| Sealing Inner Sleeve Having A Deformable Intermediate Section App 20160053932 - Graf; Jurgen ; et al. | 2016-02-25 |
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