Patents by Inventor Alex Kleemann

Alex Kleemann 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).

  • Herbicidal heterocyclic-substituted pyridines
    Patent number: 5840654
    Abstract: The present invention relates to 2,6-substituted pyridines of formula I, their preparation and use as herbicides.
    Type: Grant
    Filed: February 2, 1996
    Date of Patent: November 24, 1998
    Assignee: American Cyanamid Company
    Inventor: Alex Kleemann