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DUODUO PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    157,153
  • Filing trend
    ⇩ 85.0%
About

DUODUO PHARMACEUTICAL CO LTD has a total of 13 patent applications. It decreased the IP activity by 85.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets pharmaceuticals, measurement and organic fine chemistry are CHANGSHU LEIYUNSHANG PHARMACEUTICAL CO LTD, SICHUAN FUZHENG PHARMACEUTICAL CO LTD and ZHEJIANG DKCOM ANIMAL HEALTH PRODUCTS CO LTD.

Patent filings in countries

World map showing DUODUO PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing DUODUO PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Xiang 5
#2 Han Changhai 4
#3 Jiao Yuhong 4
#4 Yang Yi 3
#5 Chu Hongbin 3
#6 Wang Fashan 3
#7 Han Zhenyuan 3
#8 Chen Yuzhong 3
#9 Gong Zhiyong 2
#10 Huang Xiaoyu 2

Latest patents

Publication Filing date Title
CN111751470A Detection control method for new impurities in tramadol hydrochloride preparation and impurities obtained by detection control method
CN108918798A A kind of Shuanhuanglian injection quality control evaluation method based on bioactivity detection
CN109813811A The detection method of macromolecular substances in Shuanhuanglian injection
CN109793719A A kind of tramado hydrochloride tablet preparation and its preparation process
CN109745365A A kind of cymose buckwheat rhizome is extracted and the preparation of the technique of preparation
CN109745349A A kind of preparation of the technique of siberian Ginseng P.E and its preparation
CN109646392A A kind of gelling agent and its preparation process containing clindamycin phosphate
CN109646411A A kind of Lappaconitine blade technolgy
CN109481406A A kind of lactobacillin tablet and its technique preparation
CN103789286A Preparation method of amylase
CN103789400A Method for detecting beta-amylase
CN102366621A Plant estrogenic effect of acanthopanax biochemical traditional Chinese medicine compound extract and its application
CN102028923A Quality control method of Wujiashenghua capsules