Chen; Tsan-Lung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Tsan-Lung.The latest application filed is for "pipe cutter".
- Chen; Tsan-Lung - New Taipei TW
- Chen; Tsan-Lung - Taichung N/A TW
- Chen, Tsan-Lung - Sanchung City TW
| Patent | Date |
|---|---|
| Crate Grant D948,212 - Chen April 12, 2 | 2022-04-12 |
| Pipe cutter Grant 10,232,452 - Chen , et al. | 2019-03-19 |
| Pipe Cutter App 20180326513 - Chen; Tsan-Lung ; et al. | 2018-11-15 |
| Pipe cutter Grant 10,035,202 - Chen , et al. July 31, 2 | 2018-07-31 |
| Ratchet wrench Grant 9,981,373 - Chen , et al. May 29, 2 | 2018-05-29 |
| Pipe Cutter App 20180021863 - Chen; Tsan-Lung ; et al. | 2018-01-25 |
| Ratchet Wrench App 20170225318 - CHEN; TSAN-LUNG ; et al. | 2017-08-10 |
| Hex key wrench system Grant 9,463,568 - Chen , et al. October 11, 2 | 2016-10-11 |
| Hex Key Wrench System App 20160207189 - CHEN; TSAN-LUNG ; et al. | 2016-07-21 |
| Micro vibrating motor App 20030107276 - Chen, Tsan-Lung | 2003-06-12 |
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.
| 