Patents by Inventor Hans L. Elbe

Hans L. Elbe 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).

  • Fungicidal disazolyl-hydroxyalkyl derivatives
    Patent number: 4960781
    Abstract: Fungicidal bisazolyl-hydroxyalkyl derivatives of the formula ##STR1## in which Ar stands for optionally substituted aryl,X stands for a grouping --CH.sub.2 CH.sub.2 --, --OCH.sub.2 --, --SCH.sub.2 -- or --SH.dbd.CH--,Y stands for a nitrogen atom or the grouping CR.sup.3,R.sup.1, R.sup.2 and R.sup.3 stand for hydrogen, halogen or methyl, andn stands for the numbers 0, 1 or 2,and acid addition salts and metal salt complexes thereof. Intermediates of the formulas ##STR2## are also new.
    Type: Grant
    Filed: February 16, 1990
    Date of Patent: October 2, 1990
    Assignee: Bayer Aktiengesellschaft
    Inventors: Graham Holmwood, Wolfgang Kramer, Erik Regel, Hans L. Elbe, Karl H. Buchel, Stefan Dutzmann, Wilhelm Brandes, Paul Reinecke