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J D RIEDEL E DE HAEEN AKT GES

Overview
  • Total Patents
    58
About

J D RIEDEL E DE HAEEN AKT GES has a total of 58 patent applications. Its first patent ever was published in 1923. It filed its patents most often in Germany and Switzerland. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and foods and drinks are COIRRE PAUL, KREWEL LEUFFEN GMBH and ABA CHEMICALS NANTONG LTD.

Patent filings in countries

World map showing J D RIEDEL E DE HAEEN AKT GESs patent filings in countries
# Country Total Patents
#1 Germany 57
#2 Switzerland 1

Patent filings per year

Chart showing J D RIEDEL E DE HAEEN AKT GESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Boedecker Dr Friedrich 12
#2 Gruber Dr Heinrich 9
#3 Rosenbusch Dr Richard 3
#4 Hess Dr Ludwig 2
#5 Slotta Dr Karl Heinrich 2
#6 Cassel Dr Lcbrecht 1
#7 Reverey Dr Gustav 1
#8 Felser Dr Simon 1
#9 Seemann Dr Jon 1
#10 Hueckel Dr W 1

Latest patents

Publication Filing date Title
DE706007C Process for the production of a cement substitute from calcium sulfate residues from hydrofluoric acid production
DE713732C Process for the production of novel offshoots of sulfanilic acid amide
DE676077C Process for reducing the stickiness of oil-free phosphatide preparations
DE662035C Process for the production of laxatives
DE677866C Process for the production of debittered preparations from grain germs
DE670465C Production of permanently stained sidot panel
DE628800C Process for the preparation of N-alkylated ureas of ª ‰ -chloro or bromoallylalyl acetic acids
DE627380C Process for the preparation of barbituric acids substituted on carbon and nitrogen
DE630705C Process for the preparation of durable injectable solutions of N-mono-C, C-disubstituted barbituric acids
DE611693C Process for the preparation of hexamethylenetetramine betaine
DE611158C Process for the production of hexamethylenetetramine betaine
DE610502C Process for the preparation of C, C-disubstituted compounds of barbituric acid
DE695408C Process for the transfer of the alkali salts of barbituric acids into durable aqueous solutions
DE621964C Process for the production of barbituric acids
DE613403C Process for the preparation of barbituric acids substituted on carbon and nitrogen
DE594808C Process for the production of pellets of ethereal, sulfur-containing oils
DE681730C Process for the production of extracts containing vitamin A from fish oils, especially fish liver oils
DE617763C Process for the production of aromatic oxyaldehydes
DE670089C Process for the preparation of durable injectable solutions of alkali barbiturates
DE587747C Procedure for spraying liquids