Patents by Inventor Dietmar Augart

Dietmar Augart has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Reactive dyes containing substituted 4-fluoropyridaz-6-one radicals
    Patent number: 4677199
    Abstract: Compounds of the general formula I ##STR1## wherein R.sup.1 is hydrogen, fluorine, chlorine or bromine, R.sup.2 is hydrogen, fluorine, chlorine, bromine, or nitro, B is aliphatic or a sulfo-substituted phenylene radical, and X is a dye radical, are useful for dyeing hydroxyl-containing textile material, in particular cotton.
    Type: Grant
    Filed: September 19, 1985
    Date of Patent: June 30, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Dietmar Augart, Heinz Eilingsfeld, Heinz Krueger, Hartmut Lardon, Ortwin Schaffer, Guenther Seybold
  • 3-Amidinocoumarin dyes
    Patent number: 3985772
    Abstract: Dyes of the formula: ##SPC1##In whichR, r.sup.1 and R.sup.2 are unsubstituted or substituted alkyl, cycloalkyl, aralkyl or aryl and one R may also be hydrogen. The dyes are very suitable for dyeing acrylonitrile polymers.
    Type: Grant
    Filed: January 14, 1974
    Date of Patent: October 12, 1976
    Assignee: BASF Aktiengesellschaft
    Inventors: Horst Scheuermann, Dietmar Augart