Patents by Inventor Klaus Scaller

Klaus Scaller 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).

  • 1-trifluoromethyl-1-nitro-2-alkoxy-2-aryl-ethanes, their preparation and antimycotic agents containing them
    Patent number: 5066681
    Abstract: 1-Trifluoromethyl-1-nitro-2-alkoxy-2-aryl-ethanes of the formula ##STR1## in which R.sup.1 represents a straight-chain or branched alkyl radical andR.sup.2 represents an optionally substituted aryl or hetaryl radical,their preparation from an aldehyde of the formula R.sup.2 -CHO, an alcohol of the formula R.sup.1 -OH and trifluoromethylnitromethane in the presence of a compound containing basic groups and antimycotic agents containing these compounds.
    Type: Grant
    Filed: September 20, 1989
    Date of Patent: November 19, 1991
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Baasner, Gunther Beck, Helmut Heitzer, Klaus Scaller