Du; Zhanyuan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Du; Zhanyuan.The latest application filed is for "earphone".
- Du; Zhanyuan - Kaifeng CN
- Du; Zhanyuan - Henan CN
| Patent | Date |
|---|---|
| Earphone Grant D938,400 - Du December 14, 2 | 2021-12-14 |
| Bluetooth FM transmitter Grant D927,443 - Du August 10, 2 | 2021-08-10 |
| Bluetooth receiver Grant D916,678 - Du April 20, 2 | 2021-04-20 |
| Earphones Grant D909,998 - Du February 9, 2 | 2021-02-09 |
| Earphone Grant D905,020 - Du December 15, 2 | 2020-12-15 |
| Bluetooth FM transmitter Grant D898,697 - Du October 13, 2 | 2020-10-13 |
| Bluetooth FM transmitter Grant D898,696 - Du October 13, 2 | 2020-10-13 |
| Bluetooth FM transmitter Grant D897,982 - Du October 6, 2 | 2020-10-06 |
| Earphones Grant D884,682 - Du | 2020-05-19 |
| Earphones Grant D883,960 - Du | 2020-05-12 |
| In-car bluetooth MP3 Grant D875,063 - Du Feb | 2020-02-11 |
| In-car bluetooth MP3 Grant D875,062 - Du Feb | 2020-02-11 |
| Bluetooth FM transmitter Grant D873,234 - Du Ja | 2020-01-21 |
| Bluetooth FM transmitter Grant D873,233 - Du Ja | 2020-01-21 |
| In-car Bluetooth MP3 Grant D864,144 - Du Oc | 2019-10-22 |
| In-car bluetooth MP3 Grant D812,034 - Du March 6, 2 | 2018-03-06 |
| In-car bluetooth MP3 Grant D812,032 - Du March 6, 2 | 2018-03-06 |
| In-car bluetooth MP3 Grant D796,470 - Du September 5, 2 | 2017-09-05 |
| In-car bluetooth MP3 Grant D795,832 - Du August 29, 2 | 2017-08-29 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 