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JIANGSU LIANHUAN PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    67,904
  • Filing trend
    ⇩ 87.0%
About

JIANGSU LIANHUAN PHARMACEUTICAL CO LTD has a total of 30 patent applications. It decreased the IP activity by 87.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, measurement and pharmaceuticals are CHONGQING HUAPONT SHENGCHEM PHARM CO LTD, HEFEI TOPWAY BIOTECHNOLOGY CO LTD and AVL MEDICAL INSTR.

Patent filings in countries

World map showing JIANGSU LIANHUAN PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 30

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Chu Qingsong 15
#2 Huang Kun 11
#3 Jia Zhixiang 9
#4 Yu Bo 9
#5 Qin Xiongjian 9
#6 He Qiu 7
#7 Niu Ben 4
#8 Zengyou He 4
#9 Hua Qingsong 4
#10 Tian Zongyong 3

Latest patents

Publication Filing date Title
CN111693623A Method for determining genotoxic impurities in milrinone by high performance liquid chromatography
CN111624291A Method for determining content of impurities in epristeride tablets by using HPLC (high performance liquid chromatography)
CN111579688A Method for determining content of enantiomer in dapoxetine hydrochloride
CN111579689A Method for measuring content of dimethyl sulfate in clopidogrel hydrogen sulfate
CN111362999A Epiletin impurity and preparation method and application thereof
CN111170847A Novel method for preparing drotaverine hydrochloride intermediate
CN110256519A The method of one kettle way preparation uliprista acetate
CN109517027A A kind of preparation method of danazol
CN109593058A A kind of preparation method of Ebastine
CN109796351A A kind of novel preparation method of drotaverine hydrochloride intermediate
CN108014087A A kind of preparation method of sertraline hydrochloride capsules
CN108267520A A kind of method that the residual solvent dichloroethanes in special butanone production technology is detected using fid detector
CN108195962A A kind of inspection separation method of RMI 9918 in relation to substance
CN108057026A A kind of preparation method of benzene sulphur bepotastine tablet
CN108164454A A kind of new preparation process of felodipine
CN108456202A A kind of Azilsartan preparation method of low amide impurities content
CN107513093A The preparation method of epristeride intermediate and preparation method thereof, epristeride
CN107488206A Crystal formation A, crystal formation B of epristeride and preparation method thereof, pharmaceutical composition
CN106706789A Method for detecting related substances in drotaverine hydrochloride injection by high performance liquid chromatography
CN105669475A Preparation method of dapoxetine and dapoxetine hydrochloride