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OTTO B MAY INC

Overview
  • Total Patents
    24
About

OTTO B MAY INC has a total of 24 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets basic materials chemistry, machines and macromolecular chemistry and polymers are AMERICAN ANILINE PROD, CIBA COMPANY INC and VIDAL HENRI RAYMOND.

Patent filings in countries

World map showing OTTO B MAY INCs patent filings in countries
# Country Total Patents
#1 United States 14
#2 United Kingdom 7
#3 Germany 3

Patent filings per year

Chart showing OTTO B MAY INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Andrew Fono 13
#2 May Ernest M 12
#3 Fono Andrew 3
#4 Fono Andrew Montclair 2
#5 Eagle Robert E 2
#6 M May Ernest 2
#7 Max May Ernest 1
#8 Nasimuddin Siddiqui Mohammad 1

Latest patents

Publication Filing date Title
GB1260598A Dyes
US3639670A 4-phenylamino-3-nitro benzene n-(3-acetylphenyl) sulfonamides
US3416873A Polyester dyeing with 1-(2-methoxy-4-nitrobenzeneazo) - 2 - hydroxy-11h-benzo (a)carbazole-3-carbox-p-anisidide
US3341277A Dyeing with a trifluoromethylphenylazo-8-quinolinol and articles so dyed
US3389152A Alkoxyalkoxy-bromo-1, 4, 5, 8-tetrahydroxyanthraquinones
GB1061025A Disperse dyes of the anthraquinone series
US3361772A 1, 4-dihydroxy-2-[(substituted alkoxy and alkylthio)-alkoxy]-anthraquinones
GB1041538A Monoazo dyes
US3222351A Monoazo 8-quinolinol dyestuffs
US3222350A Azo quinolinol dye composition
US3244693A Quinoline azo dye
US3244694A Substituted disazo salicylic acid dyestuffs
US3251822A Disazo beta resorcylic acid dyestuffs
US3257379A Monoazo beta-resorcylic acid dyes
US3249599A Resorcylic acid azo dye
US3238189A Trifluoromethyl-benzeneazosalicylic acid dyestuffs