Siu; Yu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Siu; Yu.The latest application filed is for "spectacles".
- Siu; Yu - Shatin New Territories HK
- Siu; Yu - Hong Kong HK
- Siu; Yu - Kowloon HK
- SIU; Yu - Hongkong CN
| Patent | Date |
|---|---|
| Spectacles App 20140333887 - Siu; Yu ; et al. | 2014-11-13 |
| Spectacles Grant 8,465,149 - Siu , et al. June 18, 2 | 2013-06-18 |
| Spectacles Grant 8,192,016 - Siu June 5, 2 | 2012-06-05 |
| Spectacles Grant 7,967,431 - Siu June 28, 2 | 2011-06-28 |
| Spectacles App 20110013134 - Siu; Yu ; et al. | 2011-01-20 |
| Foldable clock Grant D613,618 - Siu , et al. April 13, 2 | 2010-04-13 |
| Spectacles App 20100073627 - Siu; Yu | 2010-03-25 |
| Interchangeable decorative arrangement for spectacles Grant 7,677,721 - Siu March 16, 2 | 2010-03-16 |
| Rimless spectacles Grant 7,658,492 - Siu February 9, 2 | 2010-02-09 |
| Multi-purpose spectacle frame set Grant 7,658,491 - Siu February 9, 2 | 2010-02-09 |
| Spectacles App 20090323015 - Siu; Yu | 2009-12-31 |
| Multi-purpose spectacle frame set App 20090027614 - Siu; Yu | 2009-01-29 |
| Interchangeable decorative arrangement for spectacles App 20080284974 - Siu; Yu | 2008-11-20 |
| Rimless spectacles App 20080198323 - SIU; Yu | 2008-08-21 |
| USB hub Grant D559,849 - Siu January 15, 2 | 2008-01-15 |
| USB hub Grant D559,848 - Siu January 15, 2 | 2008-01-15 |
| USB flash drive Grant D543,202 - Siu May 22, 2 | 2007-05-22 |
| USB flash drive Grant D542,787 - Siu May 15, 2 | 2007-05-15 |
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