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HANS VOIGT CHEM PHARM FABRIK D

Overview
  • Total Patents
    30
About

HANS VOIGT CHEM PHARM FABRIK D has a total of 30 patent applications. Its first patent ever was published in 1959. It filed its patents most often in Austria, Switzerland and Germany. Its main competitors in its focus markets organic fine chemistry are FOSHAN SAIWEISI PHARMACEUTICAL TECHNOLOGY CO LTD, ACIC CANADA INC and TARCHOMINSKIE ZAKLAD FARMA.

Patent filings in countries

World map showing HANS VOIGT CHEM PHARM FABRIK Ds patent filings in countries
# Country Total Patents
#1 Austria 13
#2 Switzerland 7
#3 Germany 5
#4 United States 4
#5 Sweden 1

Patent filings per year

Chart showing HANS VOIGT CHEM PHARM FABRIK Ds patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Klosa Josef Dr 8
#2 Voigt Hans Dr Med 5
#3 Dipl-Chem Klosa Josef Dr 3
#4 Josef Klosa 2
#5 Fabrik Hans Voigt Chem-Pharm D 1
#6 Klosa J 1
#7 Klosa Josef Dipl Chem Dr 1
#8 Voigt Hans 1
#9 Hans Voigt 1

Latest patents

Publication Filing date Title
DE2232128A1 Stable ferrous sulphate compounds - with dicarboxylic acids
DE2111856A1 Vitamin e magnesium-adenosine-phosphates - against medicament stress from tocopherolsuccinic acid, adenosine phosphoric acid and ma
US3441557A Dialkylaminoalkyl-hesperidin containing compounds
US3346559A Alkylamino-alkyl-(rutin or hesperidin)-3, 4-dihydro-1, 2, 4-benzothiadiazine-1, 1-dioxides and method for making the same
CH531001A Rutin or hesperidin-3 4-dihydro-1 2 4-benzothiadiazine
US3079402A Cero-chromonamino compounds
US3098854A Acid addition salts of basically substituted flavones and preparation thereof