Luo; Changfu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Luo; Changfu.The latest application filed is for "sink filter device".
- Luo; Changfu - Zhejiang CN
| Patent | Date |
|---|---|
| Sink filter device Grant D935,571 - Luo November 9, 2 | 2021-11-09 |
| Sink filter device Grant D919,772 - Luo May 18, 2 | 2021-05-18 |
| Sink filter device Grant D919,771 - Luo May 18, 2 | 2021-05-18 |
| Sink filter device Grant D919,773 - Luo May 18, 2 | 2021-05-18 |
| Sink filter device (3) Grant D745,642 - Luo December 15, 2 | 2015-12-15 |
| Sink filter device Grant D728,077 - Luo April 28, 2 | 2015-04-28 |
| Sink filter device Grant D725,751 - Luo March 31, 2 | 2015-03-31 |
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