QIAO; Guaiping

Patent Applications and Registrations

Patent applications and USPTO patent grants for QIAO; Guaiping.The latest application filed is for "pleuromulin 7-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic acid ester with antibacterial activity and a method of preparing the same".

Company Profile

12.18.8

QIAO; Guaiping - Xi'an 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
Pleuromulin 7-chloro-1-cyclopropyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic Acid Ester With Antibacterial Activity And A Method Of Preparing The Same App 20220235008 - YAO; Wenbo ; et al.	2022-07-28
Pleuromulin Lipoic Acid Ester With Antibacterial Activity And A Method Of Preparing The Same App 20220194918 - ZHAO; Qianqian ; et al.	2022-06-23
Method Of Preparing Hydroxytyrosol Cinnamic Acid Ester With Antioxidant And Antibacterial Activities App 20220089518 - LI; Han ; et al.	2022-03-24
Pleuromutilin ursodeoxycholic acid ester with antibacterial activity and a method of preparing the same Grant 11,186,607 - Tang , et al. November 30, 2	2021-11-30
Pleuromulin acitretin ester with antibacterial activity and a method of preparing the same Grant 11,155,514 - Tian , et al. October 26, 2	2021-10-26
Method of preparing a cinnamyl alcohol retinoic acid ester with antioxidant and antibacterial activities Grant 11,072,575 - Tang , et al. July 27, 2	2021-07-27
Hydroxytyrosol Sturgeon Skin Gelatin Film With Antioxidant Activity And Salmonella Detection Ability And A Method Of Preparing The Same App 20210180104 - LIANG; Chengyuan ; et al.	2021-06-17
Cinnamyl alcohol cassic acid ester with antibacterial activity and a method of preparing the same Grant 10,947,182 - Li , et al. March 16, 2	2021-03-16
6-aminouracil cassic acid ester with antibacterial activity and a method of preparing the same Grant 10,941,120 - Li , et al. March 9, 2	2021-03-09
Hydroxytyrosol 4-methoxycinnamic acid ester with antibacterial activity and a method of preparing the same Grant 10,906,863 - Mao , et al. February 2, 2	2021-02-02
Device for high pressure spray and counter-current precipitation extraction of herbal medicine and a method for extracting herbal medicine using the same Grant 10,772,921 - Liang , et al. Sept	2020-09-15
Hydroxytyrosol ursodeoxycholic acid ester with antioxidant activity and a method of preparing the same Grant 10,738,077 - Yao , et al. A	2020-08-11
Dihydroxytyrosol hexamethylene-1,6-dicarbamate having antioxidant activity and a method of preparing the same Grant 10,487,046 - Li , et al. Nov	2019-11-26

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