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LIU CHUNDE

Overview
  • Total Patents
    15
About

LIU CHUNDE has a total of 15 patent applications. Its first patent ever was published in 2004. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and chemical engineering are STRATCO INC, INCA INTERNAT S P A and ICS KK.

Patent filings in countries

World map showing LIU CHUNDEs patent filings in countries

Patent filings per year

Chart showing LIU CHUNDEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Chunde 15
#2 Wang Demin 1
#3 Yuan Shiyi 1
#4 Song Xinmin 1

Latest patents

Publication Filing date Title
WO2007022718A1 Alkyl aryl alkyl alcohols, their derivations and preparation process thereof
CN1935759A Alkyl naphthalane base alcohol and its use
CN1935760A Alkylbenzene alkyl alcohol and itsuse
CN1923873A Alkyl naphthalin alkyl alcohol polyoxyethylene ether and modified product therof
CN1919831A Alkyl substituent naphthylalkylamines and application thereof
CN1919830A Alkyl substituent phenalkylamines and application thereof
CN1919438A Alkylbenzene alkylalethylene polyoxyethylene and its modified product
CN1814691A Surfactant formula system compounded by ampho-surfactant and use in the third oil production
CN1814692A Carboxyl-betaine and sulfosalt surfactant formula system and use in the third oil-production
CN1810917A Alkyl double-benzene surfactant and its recipe and application in tertiary oil recovery
CN1796485A Di-benzene, di-aether type surfactant, formula system and application in tertiary oil extraction
CN1778462A Surface activator containing dibenzomethyl ether, its formula system and use for triple oil extraction
CN1778461A Surface activator containing bisether, its formula system and use for triple oil extraction
CN1778460A Surface activator containing bisphenol, its formula system and use for triple oil extraction