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ERNST ALBERT HERMANN FRIEDHEIM

Overview
  • Total Patents
    19
About

ERNST ALBERT HERMANN FRIEDHEIM has a total of 19 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United Kingdom and Ireland. Its main competitors in its focus markets organic fine chemistry and basic materials chemistry are ARTHUR BINZ, ASLEE BIOPHARMACEUTICALS INC and CHINASUN SPECIALTY PRODUCTS CO LTD.

Patent filings in countries

World map showing ERNST ALBERT HERMANN FRIEDHEIMs patent filings in countries
# Country Total Patents
#1 United Kingdom 17
#2 Ireland 2

Patent filings per year

Chart showing ERNST ALBERT HERMANN FRIEDHEIMs patent filings per year from 1900 to 2020

Latest patents

Publication Filing date Title
GB716647A Organic thiol derivatives of metal-containing compounds
GB712828A Therapeutically active bismuth organic compounds
IE19256L Organic gold compounds
GB662015A Therapeutically active gold-containing organic compounds
GB655435A Organo arsenic and antimony compounds
GB633370A Process for preparing complex organic compounds of antimony
GB598075A Process for producing organometallic compounds containing 1, 3, 5-triazine rings
GB587050A Process for the manufacture of acridine derivatives
GB587015A Improvements in or relating to process for preparing 1,3,5-triazinyl-(6)-aminophenyl-arsenic compounds
GB585678A Organometallic compounds containing 1, 3, 5-triazine rings
GB582043A Improvements in or relating to therapeutically active hydrazo-compounds containing arsenic radicals and process for preparing same
GB539528A Process for the manufacture of an azo dyestuff from para-amino-phenyl-arsonic acid
IE16130L Azo dyestuff
GB538450A Process for the manufacture of an azo dyestuff containing the arseno group
GB537690A Process for the manufacture of derivatives of [1,3,5-triazinyl-(6)]-aminophenyl-arsonic acids