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CHANGZHOU YINSHENG PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    36,842
  • Filing trend
    ⇩ 100.0%
About

CHANGZHOU YINSHENG PHARMACEUTICAL CO LTD has a total of 44 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China, Taiwan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and measurement are WUXI SHUANGLIANG BIOTECHNOLOGY CO LTD, BLADE THERAPEUTICS INC and TETRA DISCOVERY PARTNERS LLC.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Tao Xin 35
#2 Li Jian 23
#3 Chen Shuhui 22
#4 Zhang Yang 20
#5 Wei Yuquan 17
#6 Yu Luoting 17
#7 Han Jiaqi 14
#8 Wang Jianfei 13
#9 Shi Hefeng 12
#10 Fu Zhifei 10

Latest patents

Publication Filing date Title
CN111205297A Preparation method of forbitasvir RRRR type enantiomer
CN111303169A Preparation method of fubitavir
CN111205298A Preparation method of forbitasvir RRRS type isomer
CN111253376A Preparation method of fubitasvir SRSS type isomer
CN111233686A Method for recrystallizing levocarnitine
CN111233854A Preparation method of pidotimod impurity
CN111233601A Chiral resolution method of aryl halogen compound
CN111253270A Levocarnitine desalination method
CN111362974A Preparation method of fubitavir impurity
CN111303170A Salt forming method of fubitasvir
CN108088936A Prepare impurity and its quality determining method obtained by Pidotimod ethyl ester
CN108195953A Prepare impurity and its quality determining method obtained by Pidotimod
CN109846878A HCV-Ab IgG combination medicine
CN109846883A Benzofuran derivatives and TMC435 combination medicine
CN109846899A Benzofuran derivatives and GS-7977 combination medicine
CN107936007A A kind of synthetic method of Lurasidone HCl
CN107954887A A kind of method for preparing tranexamic acid
CN107814789A A kind of synthetic method of his Wei initiation material of Dacca
TW201734011A Preparation method of benzofuryl analogue and intermediate and crystal form thereof
CN105732602A Benzofuran analogue used as NS4B inhibitor