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KELCO CO

Overview
  • Total Patents
    312
About

KELCO CO has a total of 312 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets macromolecular chemistry and polymers, foods and drinks and machines are CP KELCO APS, AMERICAN MAIZE PROD CO and ROQUETTE FRERES.

Patent filings in countries

World map showing KELCO COs patent filings in countries

Patent filings per year

Chart showing KELCO COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schweiger Richard G 39
#2 Mcneely William H 26
#3 Steiner Arnold B 22
#4 Fairchild William P 15
#5 Gibsen Kenneth F 14
#6 Schuppner Harry R Jr 12
#7 O'Connell John J 12
#8 Hunter Austin R 11
#9 Rocks James K 10
#10 Colegrove George T 9

Latest patents

Publication Filing date Title
US3894880A Process of suspending soluble alginates and compositions so produced
US3894879A Process of suspending soluble xanthan gum and pumpable compositions so produced
NL7403869A Hetero polysaccharide prodn - by bacterial-fermentation process, useful as fluid loss control agent in drilling fluids
GB1416013A Well drilling fluid and method
US3894976A Pseudoplastic water base paint containing a novel heteropolysaccharide
GB1411014A Microbiological productions of a heteropolysaccharide
DE2354566A1 Heteropolysaccharides made by bacterial fermentation - useful as thickening agents and stabilizers in aq. systems
US3915800A Polysaccharide and bacterial fermentation process for its preparation
DE2342032A1 Cold milk pudding compsn - contg sodium phosphoalginate calcium sulphate dihydrate and sodium carbonate
FR2241183A5 Cold milk pudding compsn - contg sodium phosphoalginate calcium sulphate dihydrate and sodium carbonate
GB1398801A Cold milk custard-type pudding
US3933788A Polysaccharide and bacterial fermentation process for its preparation
US3919189A Decreasing bacterial contamination of xanthan gum with propylene oxide
US3876628A Processing of macrocystis kelp to clarified algin liquor
US3852257A Suspension polymerization in the presence of xanthan gum
US3772266A Process for the preparation of propylene glycol alginate from partially neutralized alginic acid
CA979204A Oil well drilling fluid
CA990674A Mucoheteropolysaccharide from erwinia
US3773753A Process for production of alginates
US3736275A Process for the production of particle board using cross-linked xanthomonas colloid in the glue mixture