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JOHN HAPPEL

Overview
  • Total Patents
    14
About

JOHN HAPPEL has a total of 14 patent applications. Its first patent ever was published in 1950. It filed its patents most often in United States. Its main competitors in its focus markets organic fine chemistry, machines and basic materials chemistry are POLYMERIZATION PROCESS CORP, BRITISH HYDROCARBON CHEM LTD and POLLUTION PREVENTING RES.

Patent filings in countries

World map showing JOHN HAPPELs patent filings in countries
# Country Total Patents
#1 United States 14

Patent filings per year

Chart showing JOHN HAPPELs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 John Happel 14
#2 Marsel Charles J 11
#3 Gerald Mechanic 1
#4 Blanck Joachim H 1
#5 Daniel Ressler 1
#6 Reidlinger Anthony A 1
#7 Leonard Kramer 1

Latest patents

Publication Filing date Title
US3156734A Pyrolysis of methane-hydrogen mixtures
US3156733A Selective pyrolysis of methane to acetylene and hydrogen
US2949493A Production of divinyl acetylenes by the dehydration of vinyl acetylenic alcohols in the presence of steam
US3006948A Synthesis of cyanoacetylene
US2963521A Process for manufacture of acetylenic hydrocarbons
US3065283A Oxidative coupling of an acetylene hydrocarbon
US2987557A Process for manufacture of acetylenic alcohols
US2813013A Blends of acetylenic hydrocarbons
US2922765A Preparation of stable, concentrated koh slurries
US2816149A Synthesis of an octatriyne
US2752405A Manufacturing process for acetylenic hydrocarbons
US2763703A Cracking of isobutylene with steam to produce substituted acetylenes and diolefins
US2719872A Cracking of tertiary aliphatic hydroxy compounds to produce acetylenic hydrocarbons
US2712476A Method of conveying granular solids