Zeng; Guanghuai
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zeng; Guanghuai.The latest application filed is for "piperidine-2,6-dione derivatives and ulcerative colitis treating".
- Zeng; Guanghuai - Tianjin CN
| Patent | Date |
|---|---|
| Piperidine-2,6-dione Derivatives And Ulcerative Colitis Treating App 20220306600 - Zhang; Hesheng ; et al. | 2022-09-29 |
| Thiophene derivatives Grant 10,611,775 - Zhang , et al. | 2020-04-07 |
| Piperidine-2,6-dione Derivatives And Ulcerative Colitis Treating App 20190389835 - ZHANG; Hesheng ; et al. | 2019-12-26 |
| Piperidine-2,6-dione Derivatives And Crohn's Disease Treating App 20190352277 - ZHANG; Hesheng ; et al. | 2019-11-21 |
| Thiophene Derivatives App 20190322684 - ZHANG; Hesheng ; et al. | 2019-10-24 |
| Thiophene derivatives Grant 10,385,062 - Zhang , et al. A | 2019-08-20 |
| Quinazoline derivative Grant 9,840,494 - Zhang , et al. December 12, 2 | 2017-12-12 |
| Thiophene Derivatives App 20170197982 - Zhang; Hesheng ; et al. | 2017-07-13 |
| Thiophene derivatives Grant 9,630,975 - Zhang , et al. April 25, 2 | 2017-04-25 |
| Quinazoline Derivative App 20160311796 - ZHANG; Hesheng ; et al. | 2016-10-27 |
| Thiophene derivatives Grant 8,952,178 - Zhang , et al. February 10, 2 | 2015-02-10 |
| Thiophene Derivatives App 20140255342 - Zhang; Hesheng ; et al. | 2014-09-11 |
| Thiophene Derivatives App 20120107269 - Zhang; Hesheng ; et al. | 2012-05-03 |
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.
| 