Patents Represented by Attorney Grace R. Bonner
  • Patent number: 5298479
    Abstract: The present invention provides novel herbicidal pyridines characterized by having in the 3- or 5-position an aliphatic or aromatic 1-ketone.
    Type: Grant
    Filed: May 17, 1993
    Date of Patent: March 29, 1994
    Assignee: Monsanto Company
    Inventors: Len F. Lee, Yuen-Lung L. Sing, Sai C. Wong