Patents by Inventor David George Kuhn

David George Kuhn 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).

  • Amidrazones and their use as insecticidal and acaricidal agents
    Patent number: 5693860
    Abstract: There are provided substituted acid amide, arylhydrazone compounds (amaidrazones) of formula I ##STR1## the use thereof for the control of insect and acarid pests and methods and compositions for the protection of crops from the damage and loss caused by said pests.
    Type: Grant
    Filed: April 28, 1995
    Date of Patent: December 2, 1997
    Assignee: American Cyanamid Company
    Inventors: Joseph Augustus Furch, David George Kuhn, David Allen Hunt
  • Amidrazones and their use as insecticidal and agents
    Patent number: 5646278
    Abstract: There are provided substituted acid amide, arylhydrazone compounds (amidrazones) of formula I ##STR1## the use thereof for the control of insect and acarid pests and methods and compositions for the protection of crops from the damage and loss caused by said pests.
    Type: Grant
    Filed: April 28, 1995
    Date of Patent: July 8, 1997
    Assignee: American Cyanamid Company
    Inventors: Joseph Augustus Furch, David George Kuhn, David Allen Hunt