Patents by Inventor Gerhard Zumach

Gerhard Zumach 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).

  • Benzo-1,3-dioxolan-4-yl N-methyl-N-phenylmercapto-carbamates
    Patent number: 4006244
    Abstract: Benzo-1,3-dioxolan-4-yl N-methyl-N-phenylmercapto-carbamates of the formula ##STR1## in which Ar is benzo-1,3-dioxolan-4-yl andR is phenyl or phenyl substituted by at least one of halogen, nitro, alkyl and trifluoromethyl,Which possess insecticidal, fungicidal and bactericidal properties.
    Type: Grant
    Filed: May 23, 1975
    Date of Patent: February 1, 1977
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Siegle, Engelbert Kuhle, Gerhard Zumach, Ingeborg Hammann, Bernhard Homeyer