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CHEM FAB MARIENFELDE G M B H

Overview
  • Total Patents
    11
About

CHEM FAB MARIENFELDE G M B H has a total of 11 patent applications. Its first patent ever was published in 1919. It filed its patents most often in Germany and United Kingdom. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and foods and drinks are COALITE GROUP PLC, SHANDONG RUNBO BIOTECHNOLOGY CO LTD and THOMPSON CHEM CO HAYWARD.

Patent filings in countries

World map showing CHEM FAB MARIENFELDE G M B Hs patent filings in countries
# Country Total Patents
#1 Germany 10
#2 United Kingdom 1

Patent filings per year

Chart showing CHEM FAB MARIENFELDE G M B Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Arndt Dr Fritz 3
#2 Fingas Dipl-Chem Dr-Ing Ernst 2
#3 Felheim Dr Emanuel 1
#4 Fontaine Dr Med Vet Rudolf 1
#5 Dipl-Ing Dr Ehrhard Georg Frie 1

Latest patents

Publication Filing date Title
DE1202443B Disinfectants
DE1052787B Process for the production of a feed supplement, in particular for young animals
DE806453C Process for the production of dry, non-hygroscopic double salts from calcium salts of aliphatic carboxylic acids and calcium chloride
DE689765C Process for the production of dry, non-hygroscopic double salts from calcium lactate and calcium chloride
GB432626A Improved manufacture of derris root extracts and other plant extracts
DE638440C Process for the production of chlorine-containing fluorene compounds
DE650279C Means for killing virus species
DE643062C Process for the production of durable derris root extracts that can be emulsified with water
DE511947C Process for the production of the calcium salts of the acids contained in animal and vegetable fats and oils
DE338196C Process for making baking powder
DE335474C Process for the production of free phosphoric acid in solid, unhygroscopic form