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SHANGHAI QINGSONG PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    183,227
About

SHANGHAI QINGSONG PHARMACEUTICAL CO LTD has a total of 11 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and environmental technology are SHANGHAI TWISUN BIO PHARM CO LTD, F2 CHEMICALS LIMITED and SECIFARMA SPA.

Patent filings in countries

World map showing SHANGHAI QINGSONG PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Tan Zhouhong 6
#2 Chen Xiaona 5
#3 Zhang Jian 5
#4 Gao Junfeng 5
#5 Zhang Shubin 5
#6 Lei Zhang 3
#7 Liping Yang 3
#8 Zhuang Fujun 2
#9 Chen Bin 2
#10 Tao Haibo 2

Latest patents

Publication Filing date Title
CN111484527A Preparation method of tenofovir alafenamide intermediate
CN111484528A Preparation method of tenofovir alafenamide intermediate
CN106554383A A kind of a kind of method and synthetic method of intermediate of synthesis Loteprednol
CN106543041A A kind of synthetic method of p -guanidinobenzoic acid hydrochlorate
CN106543008A A kind of method of synthesis Sensipar cinacalcet hydrochloride
CN106543010A A kind of method of synthetic hydrochloric acid cinacalcet
CN106543062A A kind of preparation method of medicine intermediate N-Boc- allohydroxyprolines
CN102229608A Improved method for preparing entecavir
CN101560233A Preparation method of decitabine
CN101723945A Method for preparing antiviral medicinal entecavir intermediate
CN101085770A Method for preparing t-butyl (3R, 5S)-3,5,6-trihydroxy-hexanoate