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PARKER CHEMICAL CO

Overview
  • Total Patents
    215
About

PARKER CHEMICAL CO has a total of 215 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Australia, Canada and United States. Its main competitors in its focus markets surface technology and coating, basic materials chemistry and macromolecular chemistry and polymers are SHENZHEN HENGZHAOZHI TECH CO LTD, ITB SRL and TAO JISONG.

Patent filings in countries

World map showing PARKER CHEMICAL COs patent filings in countries

Patent filings per year

Chart showing PARKER CHEMICAL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 King Peter F 36
#2 Lindert Andreas 27
#3 Farina Samuel T 17
#4 Korinek Karl A 13
#5 Hacias Kenneth J 13
#6 Rausch Werner 13
#7 Prescott Thomas J 12
#8 Fick Thomas H 9
#9 Berry Laura A 7
#10 Murphy Donald P 6

Latest patents

Publication Filing date Title
US4812175A Passivation process and copmposition for zinc-aluminum alloys
AU6867887A Aluminum cleaning process
US4713121A Alkaline resistant phosphate conversion coatings
US4722753A Alkaline resistant phosphate conversion coatings
JPS62182291A Method for washing aluminum
EP0222282A2 Process for coating metal surfaces with organic layers
US4647316A Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith
ZA8509705B Process for producing phosphate coatings
CA1257527A Cold deformation process employing improved lubrication coating
AU4751885A Treating extruded aluminium metal surfaces
US4595424A Method of forming phosphate coating on zinc
US4597888A Cleaner for steel cans
AU4053385A Improved flavour aluminium cleaning composition and process
CA1256003A Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith
US4617068A Composition and process for treatment of ferrous substrates
US4599116A Alkaline cleaning process
US4726848A Chlorinated hydrocarbon protective and/or decorative coating stripping composition and method
US4496404A Composition and process for treatment of ferrous substrates
AU2448684A Metal treatment before phosphate coating
ZA838112B Process for forming oxalate coatings on metal surfaces