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RICHARDSON MERRELL

Overview
  • Total Patents
    21
About

RICHARDSON MERRELL has a total of 21 patent applications. Its first patent ever was published in 1964. It filed its patents most often in Latvia, Canada and France. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and machines are PRODOTTI FORMENTI, AMERICAN HOME PRODUITS CORP and IDB HOLDING SPA.

Patent filings in countries

World map showing RICHARDSON MERRELLs patent filings in countries
# Country Total Patents
#1 Latvia 6
#2 Canada 4
#3 France 3
#4 Austria 2
#5 Poland 2
#6 United Kingdom 1
#7 Ireland 1
#8 Israel 1
#9 Mexico 1

Patent filings per year

Chart showing RICHARDSON MERRELLs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nace Harold R 4
#2 Kisfaludy Lajos Dr 2
#3 Burger Kalman Dr 2
#4 Racz Istvan 2
#5 Szirtes Tamas 2
#6 Balazs Andras Dr 2
#7 Schin Istvan Dr 2
#8 Gebhardt Istvan 2
#9 Dr Szepesi Gabor 1
#10 Harsanyi Kalman 1

Latest patents

Publication Filing date Title
CA739460A 3-.beta.-ACETOXY-5.beta.-HYDROXY-B-NORPREGNANE-20-ONE-6-.beta.-CARBOXYLIC ACID 5,6-LACTONE
CA725678A METHYL 3.beta.,5.beta.-DIHYDROXY-B-NORCHOLESTANE-6.beta.-CARBOXYLATE
CA731682A METHYL 3.beta.,5.beta.-DIHYDROXY-B-NORPREGNAN-20-ONE-6.beta.-CARBOXYLATE
CA780425A 3-substituted b-norpregn-5-ene-20-one