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HUBEI GEDIAN HUMANWELL PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    131,229
About

HUBEI GEDIAN HUMANWELL PHARMACEUTICAL CO LTD has a total of 15 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, biotechnology and environmental technology are ILE DE RECH S TECH SOC CIV, BIONICE S L U and JIANGSU JIAERKE PHARMACEUTICALS GROUP CORP LTD.

Patent filings in countries

World map showing HUBEI GEDIAN HUMANWELL PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing HUBEI GEDIAN HUMANWELL PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Lin 10
#2 Xu Xianfeng 9
#3 Yang Yanqing 9
#4 Cai Xiao 8
#5 Wu Qian 7
#6 Di Feifei 6
#7 Zhao Jing 4
#8 Wang Yang 4
#9 Ni Wenfei 3
#10 Dai Xianhua 3

Latest patents

Publication Filing date Title
CN111593086A Method for reducing impurities in hydroxylation process of ethyl diketone 11a by using mixed solvent
CN111635448A Method for treating cyproterone acetate mother liquor
CN111484542A Method for treating finasteride mother liquor
CN110950923A Method for recovering dutasteride from dutasteride mother liquor
CN111087397A Method for recycling mother liquor of monoacetylganciclovir
CN111057121A Recycling method and application of levonorgestrel mother liquor
CN110563790A Method for synthesizing progesterone
CN110204585A A kind of synthetic method of progesterone
CN110229211A A kind of refinery decolorization method of Finasteride
CN109438549A A method of preparing -17 β of N- tert-butyl -3- oxo -4- aza-5 alpha-androstane-formamide
CN104945459A Method for preparing finasteride intermediate
CN104130305A Method for synthesizing progesterone intermediate, namely, pregnenolone acetate
CN104109183A New technique for synthesizing progesterone
CN101863952A Preparation method of budesonide
CN101298465A Improved synthetic method of cyproterone acetate