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Changzhou pharmaceutical factory co ltd

Overview
  • Total Patents
    72
  • GoodIP Patent Rank
    24,670
  • Filing trend
    ⇧ 8.0%
About

Changzhou pharmaceutical factory co ltd has a total of 72 patent applications. It increased the IP activity by 8.0%. Its first patent ever was published in 2006. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and measurement are ATROGI AB, JIANGSU YUEXING PHARMACEUTICAL CO LTD and Yangzhou zhongbao pharmaceutical co ltd.

Patent filings in countries

World map showing Changzhou pharmaceutical factory co ltds patent filings in countries

Patent filings per year

Chart showing Changzhou pharmaceutical factory co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Bing 28
#2 Wu Meijin 23
#3 Sun Guangxiang 20
#4 Sun Haijiang 13
#5 Zhu Yijun 12
#6 Guo Yijie 12
#7 Zhang Yunran 12
#8 Yin Xuezhi 11
#9 Jin Xiaofeng 10
#10 Wu Luxin 8

Latest patents

Publication Filing date Title
CN112047919A Ticagrelor intermediate and preparation method thereof
CN111978333A Crystal form A of Bictegravir sodium salt, preparation method and application
CN111763176A GnRH receptor antagonist key intermediate and preparation method thereof
CN111607019A Purification method of sugamonic acid
CN111610273A High performance liquid chromatography analysis method for dihydralazine sulfate related substances
CN111413425A Ultra-high performance liquid chromatography analysis method for clozapine-related substances
CN111297818A High-drug-loading-capacity piracetam tablet composition and preparation method thereof
CN111423341A Piracetam related substance and analytical detection method thereof
CN110981859A Domperidone related substance and preparation, analysis and detection method thereof
CN111018844A Preparation method of sofosbuvir key intermediate
CN111072467A Preparation method of ticagrelor key intermediate
CN110294665A The recyclable device and recovery method of ethyl alcohol in Doxycycline Hyclate refinement mother liquor
CN112010857A Crystal form of ribociclib succinate
CN110117309A Isomer impurities and its synthetic method in a kind of enalapril maleate bulk pharmaceutical chemicals
CN110156768A A kind of preparation and its application of the key intermediate of razaxaban
CN109678737A A kind of preparation method of Pregabalin
CN109879843A A kind of intermediate of Ba Luoshawei and the preparation method and application thereof
CN109293631A The preparation method of 3- amino-N- (2,6- dioxo -3- piperidyl)-phthalimide compound
CN109288836A A kind of dihydralazine sulfate,clonidine and hydrochlorothiazine preparation and its preparation method and application
CN108997313A PARP inhibitor key intermediate and preparation method thereof