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VIWIT PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    135,030
  • Filing trend
    ⇩ 100.0%
About

VIWIT PHARMACEUTICAL CO LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in China, Canada and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and macromolecular chemistry and polymers are Hunan huateng pharmaceutical co ltd, TEMMLER AG and HUANGSHAN JINFENG IND CO LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Wei Yanjun 12
#2 Xing Yanping 10
#3 Meng Zhoujun 6
#4 He Yigang 6
#5 Yu Xiangda 2
#6 Jiang Xianlong 2
#7 Yanjun Wei 2
#8 Yanping Xing 2
#9 Zhoujun Meng 1
#10 Xu Xinghua 1

Latest patents

Publication Filing date Title
CN111533885A Pyrrole and tellurium-thiophene based copolymer nanoparticle and synthesis method and application thereof
CN107382833A A kind of atazanavir bisulfate crystal formation H1 preparation method
CN108264491A The preparation method of Cyclen -1,4,7,10- tetraacethyls
CN107759618A The preparation method of brinzolamide and its intermediate
CN106608867A Efinaconazole, preparation method of efinaconazole intermediate and efinaconazole intermediate
CN106608854A Method for preparing efinaconazole intermediate
CN104224807A Oral preparation containing darunavir
CN103030658A Industrial production method of diisopinocampheyl chloroborane
CN103012385A Crystal form of luliconazole and preparation method thereof