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FROSST & CO CHARLES E

Overview
  • Total Patents
    317
About

FROSST & CO CHARLES E has a total of 317 patent applications. Its first patent ever was published in 1942. It filed its patents most often in Canada, United States and Switzerland. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and basic materials chemistry are FROSST & CO, EXPLOITATIONS CHIMI & PHARM and SOCIBRE.

Patent filings per year

Chart showing FROSST & CO CHARLES Es patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wasson Burton K 30
#2 Levi Irving 24
#3 Parker John M 23
#4 Millar John F 20
#5 Tull Roger James 13
#6 Weinstock Leonard Maurice 13
#7 Weinstock Leonard M 13
#8 Tull Roger J 13
#9 Mulvey Dennis Michael 13
#10 Mulvey Dennis M 13

Latest patents

Publication Filing date Title
CA1078731A Skeletal imaging kit utilizing triethylene tetramine hexa (methylene phosphonic acid)
YU60975A Process for obtaining 1,2,5-thiadiazole
US4051144A Sinister-3,5-disubstituted oxozolidines their preparation and use
US3917729A Process for deuterating bromide derivatives
KR780000061B1 Process for preparing thiadiazole products
AU5557973A Novel thiazole compounds
AU5557873A Novel propanolamines and their preparation
AU5558173A Novel oxazolidines
AU5558273A S-2, 2' methylene-bis-3 (y-amino) 1, 2-propanediol
AU5558073A Novel oxazolidines
US3876521A Deuterated lubricating oils
US3864415A Novel compounds and method
CH572924A5 Thiadiazole derivs - for treating angina pectoris
ES401157A2 A procedure for the preparation of an optically active tiadiazol. (Machine-translation by Google Translate, not legally binding)
CA940929A Thiadiazole process
CA965787A Thiadiazole process
CA954123A Process for the isolation and purification of estrogenic substances
US3729477A Certain 4-(3-amino-2-hydroxypropoxy)-1,2,5-thiadiazole-3-carboxamides
CA985687A Benzodioxepin intermediates
CA985698A Thiadiazole products and process