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WOLF KRITCHEVSKY

Overview
  • Total Patents
    26
About

WOLF KRITCHEVSKY has a total of 26 patent applications. Its first patent ever was published in 1924. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets basic materials chemistry, textiles and paper and organic fine chemistry are ALFRAMINE CORP, RIT PRODUCTS CORP and SIMMONS NOMINEES PTY LTD.

Patent filings in countries

World map showing WOLF KRITCHEVSKYs patent filings in countries
# Country Total Patents
#1 United States 17
#2 United Kingdom 8
#3 Germany 1

Patent filings per year

Chart showing WOLF KRITCHEVSKYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wolf Kritchevsky 17
#2 Beckert Carl J 3
#3 Harris Benjamin R 1
#4 Nelson William K 1
#5 Schultz Karl A 1
#6 Jack Braver 1

Latest patents

Publication Filing date Title
US2260384A Hydroxy-alkyl amine condensation products
US2173058A Acid substituted hydroxy alkylamines and process of making same
GB528844A Hair dyeing composition
GB520345A Improvements in the softening of textile fibres, yarns and fabrics
US2096749A Derivatives of alkylolamine condensation products
US2094609A Hydrotropic material and method of making same
US2094608A Hydrotropic material and method of making same
US2089212A Hydrotropic fatty material and method of making same
GB470918A Shaving cream
US2096400A Bleaching of wood
US2005747A Removal of wool from animal skins
US2005746A Removal of wool from animal skins
GB382618A Compositions for use in decolorizing dyed fabrics
US2022678A Process for rendering water-soluble compounds soluble in organic solvents and substantially water insoluble and product of such process
GB356717A Treatment of light hydrocarbons to reduce the risk of ignition from spark formation
US1810662A Combined dye and stripper
US1810661A Combined dye and stripper
US1924947A Stabilized egg product
US1810659A Process of treating wood
GB331194A Compositions for decolorising dyed fabrics