Learn more

BILHUBER INC E

Overview
  • Total Patents
    22
About

BILHUBER INC E has a total of 22 patent applications. Its first patent ever was published in 1931. It filed its patents most often in United States. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and electrical machinery and energy are XI AN WANLONG PHARMACEUTICAL CO LTD, RORER INC WILLIAM H and KERN PHARMA S L.

Patent filings in countries

World map showing BILHUBER INC Es patent filings in countries
# Country Total Patents
#1 United States 22

Patent filings per year

Chart showing BILHUBER INC Es patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gustav Hildebrandt 11
#2 Herbst Robert M 4
#3 Harvill Edward K 3
#4 Wilfrid Klavehn 2
#5 Euler Hans V 1
#6 Kurt Kraft 1
#7 Givens Horace T F 1
#8 Werner Mothes 1
#9 Carl Freese 1
#10 Gerhard Schenck 1

Latest patents

Publication Filing date Title
US2470085A Substituted amino alkyl tetrazoles
US2507337A 1, 5-dialkyl tetrazoles and preparation thereof
US2457656A Aliphatic amino alcohols and medicinal preparations thereof
US2470084A Substituted alpha-halogen alkyl tetrazoles and process for obtaining the same
US2323193A Double compounds of calcium salicyclate with pyrazolones
US2309404A Dhodotyrosin solutions
US2203121A Preparation of diacetyldihydromorphinone
US2205530A Chemical compounds beta-(ortho-hydroxyphenyl)-isopropylamines
US2344356A Chemical compounds beta-(meta-hydroxyphenol)-isopropylamines
US2223686A Derivatives of beta-(p-hydroxyphenyl)-isopropylamine
US2204494A Preparation of derivatives of beta-(phydroxyphenyl)-isopropylamine
US2146477A Process for the preparation of derivatives of beta-(p-hydroxyphenyl)-isopropylamine
US2146478A Preparation of derivatives of beta-(p-hydroxyphenyl)-isopropylamine
US2141128A Nonenzymatic activator and process of making same
US2107839A Therapeutic derivative of the genus lactuca and process of preparing same
US2146476A Process for the preparation of optically active beta-(p-hydroxyphenyl)-isopropylmethylamines
US2146474A Preparation of beta-(p-hydroxyphenyl)-isopropylmethylamine
US2146473A Preparation of beta-(p-hydroxyphenyl)-isopropylmethylamine
US2146475A Preparation of beta-(p-hydroxyphenyl)-isopropylmethylamine
US1972450A Production of derivatives of amino-6-methyl-2-heptene-2