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CHANCE LEON H

Overview
  • Total Patents
    14
About

CHANCE LEON H has a total of 14 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United States. Its main competitors in its focus markets textiles and paper, machines and organic fine chemistry are INTERA CORP, REEVES WILSON A and DAIKYO CHEMICAL CO LTD.

Patent filings in countries

World map showing CHANCE LEON Hs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing CHANCE LEON Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chance Leon H 14
#2 Drake Jr George L 9
#3 Reeves Wilson A 9
#4 Guthrie John D 1
#5 Timpa Judy D 1
#6 Leonard Ethel K 1

Latest patents

Publication Filing date Title
UST100601I4 Compositions and processes for producing flame retardant textile materials based on methylolaminotrihalopropyl triazines and antimony oxides
US3350164A Acid catalyzed modification of cellulosic materials with methylolated, halo-cyanoacetamides
US3276838A Process of treating cellulosic textiles with methylol derivatives of tris(2-carbamoylethyl) phosphine and products thereof
US3268292A Process of treating cellulosic textiles with nu-methylol derivatives of tris (2-carbamoylethyl) phosphine oxide and products thereof
US3270052A Tris (2-carbamoylethyl)-phosphine and its methylol derivatives
US3250811A Methylol derivatives of tris(2-carbamoylethyl)phosphine oxide
US3205034A Process for treating cotton textiles with nu, nu'-ethylene bis
US3146228A Nu, nu'-ethylene bis[p, p-bis(1-aziridinyl)-nu-methyl phosphinic amide] and homopolymer thereof
US3038776A Wrinkle resistant cellulose textiles and processes for producing same
US2891877A Flame resistant organic textiles and method of production
US2870042A Flame resistant organic textiles and method of production
US2901444A Polymers made from 1-aziridinyl phosphine oxides and sulfides and flame resistant organic textiles
US2886538A Phosphorus containing aziridinyl-alcohol polymers and flame resistant organic textiles
US2743232A Fibrous 2-phosphatoethyl ethers of cellulose and process of making the same