Patent applications and USPTO patent grants for Zhang; Chengyong.The latest application filed is for "extra-large vibrating screen with duplex statically indeterminate mesh beam".
Patent | Date |
---|---|
Synchronous statically indeterminate mesh-beam excitation large-scale vibrating screen Grant 9,586,235 - Zhao , et al. March 7, 2 | 2017-03-07 |
Extra-large vibrating screen with duplex statically indeterminate mesh beam Grant 8,074,805 - Zhao , et al. December 13, 2 | 2011-12-13 |
Elastic sieving technique and corresponding large-sized elastic vibration screen Grant 7,617,938 - Zhao , et al. November 17, 2 | 2009-11-17 |
Extra-Large Vibrating Screen With Duplex Statically Indeterminate Mesh Beam App 20090026113 - Zhao; Yuemin ;   et al. | 2009-01-29 |
Elastic sieving technique and corresponding large-sized elastic vibration screen App 20070261999 - Zhao; Yuemin ;   et al. | 2007-11-15 |
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.