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FIRM OF J R GEIGY A G

Overview
  • Total Patents
    25
About

FIRM OF J R GEIGY A G has a total of 25 patent applications. Its first patent ever was published in 1933. It filed its patents most often in United States. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and textiles and paper are NEWPORT CHEMICAL CORP, LEOPOLD CASSELLA & CO and ULLMANN FRITZ.

Patent filings in countries

World map showing FIRM OF J R GEIGY A Gs patent filings in countries
# Country Total Patents
#1 United States 25

Patent filings per year

Chart showing FIRM OF J R GEIGY A Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Henry Martin 4
#2 Achille Conzetti 4
#3 Jakob Bindler 3
#4 Emil Senn 2
#5 Rudolf Hirt 2
#6 Josef Schafer 2
#7 Adolf Krebser 2
#8 Kurt Engel 2
#9 Kurt Pfaehler 2
#10 Abram Oulevay 1

Latest patents

Publication Filing date Title
US2417004A Process for the manufacture of 4-aminobenzene-nu1-(3':4'-dimethylbenzoyl)-sulfonamide
US2374283A 1-phenoxy-3-hydroxy-propanones-(2) and a process for their manufacture
US2315765A Process for the manufacture of quaternary acylcyanoguanidines
US2324354A Water-soluble high molecular acylbiguanide
US2337909A p-aminobenzene-sulphonyl-amidine derivatives and their manufacture
US2299834A Halogen containing acylaminosulphonic acids and their manufacture
US2275006A Manufacture of phthalic acid-monophenyl-amides
US2173410A O-hydroxyazo dyestuffs and a process for their manufacture
US2196344A Manufacture of tanning substances
US2227546A Polyazo dyestuffs and their manufacture
US2343071A Amino fatty acid derivatives and their manufacture
US2183087A Trisazo dyestuffs and their manufacture
US2229803A P-aminobenzyl acyl amines, their quaternary derivatives, and their manufacture
US2211771A Quaternary indole derivatives and their manufacture
US2180245A Substantive polyazo dyestuffs and their manufacture
US2083308A Monoazo-dyestuffs and their manufacture
US2045069A Manufacture of water-insoluble indulines
US2058666A Water insoluble indulines and their manufacture
US2106519A Manufacture of colored lacquers and film-forming coatings
US2061545A Conversion products of azo dyestuffs and their production