Chen; Weiying

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Weiying.The latest application filed is for "low toxic tripterygium neoglycosides, preparation method and application thereof".

Company Profile

5.7.5

Chen; Weiying - Beijing CN
Chen; Weiying - Guangdong CN
CHEN; Weiying - Guangzhou Guangdong
Chen; Weiying - Ningbo CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and device for surface-borehole transient electromagnetic detection Grant 11,187,824 - Xue , et al. November 30, 2	2021-11-30
Device and method for ground source transient electromagnetic near-field detection and related device Grant 10,955,578 - Xue , et al. March 23, 2	2021-03-23
Low toxic tripterygium neoglycosides, preparation method and application thereof Grant 10,925,913 - Liu , et al. February 23, 2	2021-02-23
Low Toxic Tripterygium Neoglycosides, Preparation Method And Application Thereof App 20200069757 - LIU; Bo ; et al.	2020-03-05
Method And Device For Surface-borehole Transient Electromagnetic Detection App 20200003928 - Xue; Guoqiang ; et al.	2020-01-02
Device And Method For Ground Source Transient Electromagnetic Near-field Detection And Related Device App 20200003927 - Xue; Guoqiang ; et al.	2020-01-02
Apparatus having a slidable cap Grant 8,444,339 - Zhao , et al. May 21, 2	2013-05-21
Apparatus Having A Slidable Cap App 20120163896 - Zhao; Feng ; et al.	2012-06-28
Writing instrument having a slidable cap Grant 8,128,302 - Zhao , et al. March 6, 2	2012-03-06
Pen Grant D647,960 - Chen November 1, 2	2011-11-01
Writing Instrument Having A Slidable Cap App 20100067971 - Zhao; Feng ; et al.	2010-03-18

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