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MELLE USINES SA

Overview
  • Total Patents
    827
About

MELLE USINES SA has a total of 827 patent applications. Its first patent ever was published in 1926. It filed its patents most often in France, United Kingdom and Spain. Its main competitors in its focus markets organic fine chemistry, chemical engineering and macromolecular chemistry and polymers are STERLITAMAXKY O PROMY Z PROIZV, OXEA GMBH and BRITISH HYDROCARBON CHEM LTD.

Patent filings in countries

World map showing MELLE USINES SAs patent filings in countries

Patent filings per year

Chart showing MELLE USINES SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Guinot Henri Martin 55
#2 Mention Maurice 50
#3 Alheritiere Louis 48
#4 Martin Guinot Henri 28
#5 Louis Alheritiere 26
#6 De Melle Les Usines 26
#7 Boinot Firmin 25
#8 Maurice Mention 22
#9 Mercier Jules 18
#10 Gobron Georges 18

Latest patents

Publication Filing date Title
ES335026A1 Procedure for preparation of a copper-based catalyst. (Machine-translation by Google Translate, not legally binding)
GB1097819A Catalysts and preparation thereof
GB1084669A Production of furfuryl alcohol resins
ES327472A1 Procedure for the treatment of the feces and the tartaros. (Machine-translation by Google Translate, not legally binding)
GB1083565A Process for the catalytic oxidation of propylene
ES321384A1 Procedure for the manufacture of percaboxilic organic acids. (Machine-translation by Google Translate, not legally binding)
GB1048209A Process for the preparation of alcohol-free alkyl chlorides
ES317791A1 Procedure for the continuous obtaining of hydrogenation reactions in liquid phase. (Machine-translation by Google Translate, not legally binding)
ES312118A1 Procedure for the extraction of tartric acid. (Machine-translation by Google Translate, not legally binding)
US3404175A Process for forming and separating ethers or esters by plural stage distillation with removal of water as an azeotrope
GB1037586A Process for the preparation of ethers
US3385896A Production of mesityl oxide
GB978926A Improvements in or relating to the preparation of isopropanol
GB985474A Improvements in the manufacture of acetic anhydride
GB936339A Process for extracting carboxylic acids produced by fermentation
GB954533A Process for dehydration of hydroxy carbonyl compounds
ES276026A1 Procedure for obtaining heavy esters (Machine-translation by Google Translate, not legally binding)
ES274787A1 Processing of discoloration and purification sw impured solutions of organic acids (Machine-translation by Google Translate, not legally binding)
ES269385A1 Procedure for the extraction of alcoholic and tartaric materials and the yeasts contained in the wine products (Machine-translation by Google Translate, not legally binding)
GB918966A Improvements in the production of acetic anhydride and acetic acid