Yau; Pak Sum
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yau; Pak Sum.The latest application filed is for "combined pre-embedded anchoring slot system".
- Yau; Pak Sum - Tsuen Wan N/A HK
- Yau; Pak Sum - New Territories CN
Trademarks
| Patent | Date |
|---|---|
| Combined pre-embedded anchoring slot system Grant 9,097,004 - Yau August 4, 2 | 2015-08-04 |
| Combined Pre-Embedded Anchoring Slot System App 20140208678 - Yau; Pak Sum | 2014-07-31 |
| Channel App 20110173920 - Yau; Pak Sum | 2011-07-21 |
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