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HUBEI ZHUXI RENFU PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    105,747
  • Filing trend
    ⇩ 100.0%
About

HUBEI ZHUXI RENFU PHARMACEUTICAL CO LTD has a total of 16 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, measurement and materials and metallurgy are TIANJIN PHARMACEUTICALS RES ORGANIZATION CO LTD, CHINA RESOURCES ZIZHU PHARMACEUTICAL CO LTD and HUNAN KEREY PHARMACEUTICAL CO LTD.

Patent filings in countries

World map showing HUBEI ZHUXI RENFU PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing HUBEI ZHUXI RENFU PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Yanqing 16
#2 Zheng Jianxiong 16
#3 Hou Haibo 16
#4 Zhang Yangyang 9
#5 Liu Lin 8
#6 Zhou Jiansheng 5
#7 Zheng Chenggang 5
#8 Li Nian 4
#9 Zhu Libing 3
#10 Wang Dao 3

Latest patents

Publication Filing date Title
CN112142812A Preparation method of testosterone I complex
CN112250727A Purification method of progesterone
CN110885353A Method for preparing abiraterone acetate intermediate from dehydroepiandrosterone mother liquor
CN110596275A Analysis method of dehydroepiandrosterone
CN110590889A Method for recycling dehydroepiandrosterone intermediate mother liquor
CN107501374A A kind of method that dehydroepiandros-sterone is reclaimed in the mother liquor thing from dehydroepiandros-sterone
CN109675337A A kind of constant temperature crystallization slot
CN107652346A A kind of processing method of cyproterone acetate Betamethasone Ketal structures mother liquor
CN107382831A A kind of processing method for reclaiming pyridine
CN106589036A Method for separating progesterone and isomer of progesterone
CN106565807A Method for separating DHEA and alpha-isomers thereof
CN105085596A Preparation method of progesterone carboxylate
CN105111270A Preparation method for finasteride intermediate
CN105061191A Method of recycling acid wastewater generated during production of dehydropregnenolone acetate
CN105017361A Synthetic method of dehydroepiandrosterone
CN104725454A Preparation method for progesterone intermediate