Learn more

CHENGDU ORGANIC CHEM CO LTD CAS

Overview
  • Total Patents
    137
  • GoodIP Patent Rank
    10,496
  • Filing trend
    ⇩ 18.0%
About

CHENGDU ORGANIC CHEM CO LTD CAS has a total of 137 patent applications. It decreased the IP activity by 18.0%. Its first patent ever was published in 2015. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets organic fine chemistry, environmental technology and macromolecular chemistry and polymers are CELANESE AG, DAISO CO LTD and INST KHIM.

Patent filings in countries

World map showing CHENGDU ORGANIC CHEM CO LTD CASs patent filings in countries

Patent filings per year

Chart showing CHENGDU ORGANIC CHEM CO LTD CASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Gongying 36
#2 Qu Meizhen 26
#3 Zhang Hua 18
#4 Wang Lixin 16
#5 Peng Lin 13
#6 Wang Jiyu 12
#7 Yang Xiangui 12
#8 Peng Gongchang 11
#9 Tian Fang 10
#10 Chen Tong 10

Latest patents

Publication Filing date Title
CN112234176A Lithium-rich manganese-based precursor and preparation method thereof, lithium-rich manganese-based positive electrode material and preparation method thereof, and lithium ion battery
CN112216869A High-voltage electrolyte additive, high-voltage electrolyte and lithium ion battery
CN112216867A Electrolyte additive, lithium ion high-voltage electrolyte and lithium ion battery
CN112290093A Lithium salt electrolyte additive, preparation method thereof, lithium ion electrolyte and lithium ion battery
CN112216828A Carbon nanotube/MOF silicon carbon composite material and preparation method and application thereof
CN112209905A Polysubstituted alpha-alkenyl lactone compound, preparation method and application thereof
CN112142694A Polysubstituted tetrahydrofuran and tetrahydropyrane diene compound and preparation method thereof
CN111704620A High-optical-purity [3, 2' ] -pyrrolidine chiral spiro-oxoindole skeleton compound, and preparation method and application thereof
CN111471046A Carbazole indoquinone derivative and preparation method and application thereof
CN111233695A Niclosamide cyclopropyl derivative, preparation method and application thereof
CN111171037A Chiral spiro 3, 2' -pyrrolidine oxidation indole skeleton compound, preparation method and application thereof, intermediate and preparation method
CN110845466A Oxacyclononadiene derivative, pharmaceutical composition thereof, preparation method and application thereof
CN110483293A A kind of method that acetylene double carbonylation prepares succinate
CN110408291A A kind of fluorine-containing aqueous self stratifying coating and preparation method thereof
CN110437124A A kind of indoles quinone derivative and preparation method thereof
CN110330774A Composite material and modified degradable ureter rack tube for ureter rack tube
CN110240579A A kind of polysubstituted gamma-butyrolacton class compound, preparation method and applications
CN110128273A A kind of synthetic method of two (condensed ethandiol methyl carbonate) carbonic esters
CN110128274A A kind of method of dimethyl carbonate ester exchange synthesizing diphenyl carbonate
CN110003458A A kind of load type solid body base catalyst and its application