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PHYTOGEN PROD INC

Overview
  • Total Patents
    34
About

PHYTOGEN PROD INC has a total of 34 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and mechanical elements are ROGER BELLON, ALBERTO ERCOLI and OLETTA SA.

Patent filings in countries

World map showing PHYTOGEN PROD INCs patent filings in countries

Patent filings per year

Chart showing PHYTOGEN PROD INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Loken Bjarte 7
#2 Bjarte Loken 5
#3 V Sollins Irving 5
#4 Sollins Irving V 4
#5 Gut Marcel 3
#6 Loken B 3
#7 Reed Jack Owen 3
#8 Sollins I 3
#9 Sollins I V 2
#10 Loeken Bjarte 2

Latest patents

Publication Filing date Title
FR2020127A1 11-beta 21 dihydroxy-16-alpha, 17 alpha-isopropylidene - dioxy-9-alpha-halopren-4-en-20-ones and 21-esters having
DE1901236A1 Process for 17alpha-acetoxy-6alpha-methylpregn-4-en-20
US3539598A Selective degradation of 16-methyl-17-oh-20-keto steroids
US3520879A Preparation of 17alpha-acetoxy-6alpha-methylpregn-4-en-20-one
US3480621A Steroid ketal
GB1139812A Oxidation of steroids
US3443561A Subcutaneous implant device
CH494217A Oxidation of steroids
US3499445A Animal husbandry
US3510400A Method for obtaining solanum alkaloids and sapogenines from plant materials
US3480619A Ketal intermediate
US3468875A 6-methyl-delta5,7 sterols and methods to prepare same
US3290322A Oxidation of steroids
US3136761A Method for obtaining sapogenins and useful by-products from plant materials