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CHONGQING ZHIEN PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    56
  • GoodIP Patent Rank
    30,273
  • Filing trend
    ⇩ 90.0%
About

CHONGQING ZHIEN PHARMACEUTICAL CO LTD has a total of 56 patent applications. It decreased the IP activity by 90.0%. Its first patent ever was published in 2008. It filed its patents most often in China, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and measurement are NORTH CAROLINA CENTRAL UNIV, JIANGSU YUEXING PHARMACEUTICAL CO LTD and NORTHEAST PHARMACEUTICAL GROUP CO LTD.

Patent filings in countries

World map showing CHONGQING ZHIEN PHARMACEUTICAL CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Deng Xianglin 35
#2 Luo Liping 24
#3 Xiao Yumei 21
#4 Yu Guofeng 14
#5 Li Hongwei 12
#6 Wang Fei 12
#7 Liu Xiaowei 12
#8 Dai Yi 12
#9 Xu Tianshuai 10
#10 Hu Rong 10

Latest patents

Publication Filing date Title
CN111154736A Process for the preparation of orlistat intermediates
CN110734420A orlistat impurity F, preparation method and application thereof
CN110938006A Preparation method of memantine hydrochloride impurity C
CN110963953A Sulfaast tosilate process impurity I and preparation method and application thereof
CN110981771A Preparation method and application of impurity E of suplatast tosilate process
CN110734443A Preparation method of tadalafil-related substances I
CN110845493A Preparation method of tropisetron hydrochloride
CN110317142A A kind of preparation method of voglibose
CN110393708A Solid orally ingestible and preparation method thereof containing Ropinirole
CN108743556A A kind of Yi Dushaban tablets and preparation method thereof
CN107970225A A kind of dabigatran etcxilate solid lipid nano granule and preparation method thereof
CN107935896A The preparation method of Vortioxetine amino intermediate salt
CN107915685A A kind of preparation method of hydrobromic acid Vortioxetine intermediate
CN108047131A Doneppezil Hydrochloride impurity and its preparation method and application
CN107987053A A kind of preparation method of high-purity Z-type Flupenthixol Hydrochloride
CN107935869A Butanedioic acid desmethylvenlafaxine impurity and its preparation method and application
CN108409754A The Preparation method and use of Yi Dushaban oxidative degradation impurity
CN107308154A Treat or prevent pharmaceutical composition and its application of obesity and metabolic syndrome
CN107412196A Orlistat nanoparticle and preparation method thereof and the application in antineoplastic
CN106943605A Orlistat inclusion compound and preparation method thereof and the application in antineoplastic