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SHIJIAZHUANG NO 4 PHARM CO LTD

Overview
  • Total Patents
    68
  • GoodIP Patent Rank
    24,405
  • Filing trend
    ⇩ 16.0%
About

SHIJIAZHUANG NO 4 PHARM CO LTD has a total of 68 patent applications. It decreased the IP activity by 16.0%. Its first patent ever was published in 2010. It filed its patents most often in China, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and medical technology are HUNAN KELUN PHARMACEUTICAL CO, MEDAC GES FUR KLINISCHE SPEZIALPRAPARATE MBH and INFA SA.

Patent filings in countries

World map showing SHIJIAZHUANG NO 4 PHARM CO LTDs patent filings in countries

Patent filings per year

Chart showing SHIJIAZHUANG NO 4 PHARM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qu Jiguang 31
#2 Wang Lijiang 23
#3 Zhao Xiaolei 16
#4 Yang Fan 14
#5 Li Biao 14
#6 Yin Dianshu 14
#7 Cheng Yanchao 14
#8 Sun Lijie 13
#9 Liu Fangju 12
#10 Li Shilei 9

Latest patents

Publication Filing date Title
CN112083104A Method and device for detecting isomer of (1R,2R) -1, 2-cyclohexanedimethanol
CN112137972A Fluconazole tablet composition, tablet and preparation method
CN112125851A Preparation method of ornidazole with optical activity
CN111943928A Synthesis method and application of stiripentol intermediate impurity and stiripentol impurity
CN111925343A Synthesis method of linezolid degradation impurities
CN111909095A Synthetic method of metronidazole benzoate
CN111592548A Preparation method of theophylline sodium salt
CN111678999A Method for detecting arbidol hydrochloride related substances
CN111574459A Preparation method of metronidazole
CN111269226A Synthesis method of ipratropium bromide
CN111388415A Moxifloxacin hydrochloride sodium chloride injection and preparation method thereof
CN111303226A Method for preparing Sofosbuvir crystal form VI by utilizing Sofosbuvir crystal form I
CN111013213A Water washing purification method of caffeine intermediate
CN111039919A L-malic acid dimer impurity and preparation method thereof
CN110314133A A kind of metronidazole injection and preparation method thereof
CN110174474A The detection method of L MALIC ACID isomers in Multiple electrolytes injection (II)
CN109875970A Azithromycin solid pharmaceutical preparation and preparation method thereof
CN109288810A A kind of Cefdinir capsule and preparation method thereof
CN109157863A Theophylline sodium salt Continuous Cooling Crystallization device and method
CN109078019A A kind of bicarbonate dialysis liquid system and preparation method thereof of dual-chamber bag packaging