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DUFOUR CLAUDE

Overview
  • Total Patents
    52
About

DUFOUR CLAUDE has a total of 52 patent applications. Its first patent ever was published in 1909. It filed its patents most often in France, Monaco and Germany. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and furniture and games are SHORTRIDGE DOUGLAS, LUMIERE LAB and DONAU PHARMAZIE GMBH.

Patent filings in countries

World map showing DUFOUR CLAUDEs patent filings in countries

Patent filings per year

Chart showing DUFOUR CLAUDEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dufour Claude 27
#2 Buzas Andre 2
#3 Claude Dufour 2
#4 Dedieu Guy 2
#5 Beaufour Henri 1
#6 Andre Buzas 1
#7 Brunet Julien 1
#8 Beaufour Albert 1
#9 Guy Dedieu 1
#10 Francois Dufour Jean Claude 1

Latest patents

Publication Filing date Title
CA2523713A1 Methods for preparing maple products
EP1502514A1 Light garment
FR2710058A1 Process for the preparation of high purity copper and zinc organic salts.
DE2612321A1 NEW SALICYLIC ACID DERIVATIVES AND PHARMACEUTICAL PRODUCTS CONTAINING THEM
ES438100A1 Soluble salts containing sulphur
US3983126A Aryloxy pyridine carboxylic-4-acids
DE2354143A1 N-ACETYL-THIAZOLIDINE-4-CARBONIC ACID SALT
DE1907513A1 Cyclopropylamides - of pyridine carboxylic acids
GB1235348A Pyridine carboxylic acid amides
GB1164409A Aminoalkoxy-Carvacrol Derivatives
CA558126A Betaine citrates and process for preparing same