Patents by Inventor Gunter Knaup

Gunter Knaup 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).

  • Microbicidal compositions
    Patent number: 5116872
    Abstract: 1-Aminocyclohexanecarboxylic acid derivatives of the formula I ##STR1## or their acid addition salts or a metal complex can be employed for protecting plants from microorganisms. In the formula I, R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl, R.sub.2 is hydrogen, C.sub.1 -C.sub.6 alkyl, benzyl, or an ammonium radical which is unsubstituted or substituted by hydrocarbon radicals having not more than 20 C atoms, or a metal ion equivalent.Compounds of the formula I can be employed in the form of crop protection agents using suitable carrier materials.
    Type: Grant
    Filed: January 22, 1991
    Date of Patent: May 26, 1992
    Assignees: Ciba-Geigy Corporation, Degussa Aktiengesellschaft
    Inventors: Peter Ackermann, Hanspeter Fischer, Rolf Vogel, Karlheinz Drauz, Hans-Albrecht Hasseberg, Hans-Jochen Hasselbach, Gunter Knaup, Hans-Peter Krimmer, Matthias Schafer