Patents by Inventor Karlfried Dickore

Karlfried Dickore 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).

  • Azomethine compounds of 4-amino-5-H-1,2,4-triazin-5-ones and herbicidal compositions containing them
    Patent number: 3978068
    Abstract: Azomethine compounds of 4-amino-5-H-1,2,4-triazin-5-ones of the formula ##SPC1##Wherein:R.sup.1 is alkyl, cycloalkyl or phenyl;R.sup.2 is hydrogen or alkyl;R.sup.3 is alkyl, alkoxy, cycloalkyl, cycloalkenyl, aralkyl, aryl or heteroaryl, or dialkylamino;R.sup.2 and R.sup.3 jointly can be an alkylene bridge, optionally interrupted by a hetero atom; andR.sup.4 is alkyl or optionally substituted phenyl,Are markedly effective herbicides, particularly selective herbicides for weeds growing in oats, wheat, cotton, maize, tomatoe, potatoe, soybean, and especially in beet cultivations.
    Type: Grant
    Filed: July 24, 1973
    Date of Patent: August 31, 1976
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karlfried Dickore, Wilfried Draber, Helmut Timmler, Ludwig Eue, Robert R. Schmidt