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BERSWORTH FREDERICK C

Overview
  • Total Patents
    45
About

BERSWORTH FREDERICK C has a total of 45 patent applications. Its first patent ever was published in 1942. It filed its patents most often in United States and Canada. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and machines are Valvoline Licensing & Intellectual Property LLC, HENKEL & CO G M B H and DIVERSEY GMBH.

Patent filings in countries

World map showing BERSWORTH FREDERICK Cs patent filings in countries
# Country Total Patents
#1 United States 37
#2 Canada 8

Patent filings per year

Chart showing BERSWORTH FREDERICK Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bersworth Frederick C 45

Latest patents

Publication Filing date Title
US3351658A Amide reaction products of amino acid chelating compounds
US3113104A Method and composition for control of fish odors and odors of proteinaceous origin
US2673213A Polyalkylene polyamino acids
US2630455A Chloro alkyl alkylene poly amino acids and method of producing same
US2624760A Hydroxy-aromatic alkylene di-imino di-acetic acids and salts
US2624757A Substituted aralkyl alkylene diamino di acetic acids and salts
US2624756A Metal ion chelating compounds consisting of mono phenyl poly alkylene polyamino polycarboxylic acids and salts
US2624758A Substituted mono aralkyl alkylene polyamino polyacetic acids
US2624759A Substituted poly aralkyl alkylene poly amino poly acetic acids and salts
US2599807A Alkylene polyamine methylene phosphonic acids
US2609390A Phosphonic alkylene polyamino acids and method of producing same
US2631978A Metalworking lubricant solution
US2544649A Caustic alkali composition of matter and its use as a polyvalent metal precipitationinhibitor
US2522488A Water-soluble salt of 2-4 dichloro-phenoxy acetic acid and method of producing same
US2564092A Poly-ethylene poly-amino acid compounds
US2558923A Process of purifying ethylene diamine di-acetic acid
US2463015A Method of treating animal and vegetable oils
US2474411A Method of reclaiming the hydrocarbon content of used hydrocarbon lubricants
US2461519A Method of producing carboxylic substituted aliphatic amines and metallic salts thereof
US2532392A Addition products of sulfuric acid and polycarboxylic tertiary amino acids