Patents by Inventor Donald C. Burrell

Donald C. Burrell 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).

  • Alditol ester derivative of trichloropyridine and herbicidal use thereof
    Patent number: 4964904
    Abstract: Alditol ester derivatives of triclopyr are prepared and used as postemergent herbicides in cereal grain crop areas to kill and control various weeds.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: October 23, 1990
    Assignee: The Dow Chemical Company
    Inventors: Nicholas Dennis, Donald C. Burrell
  • Alditol ester derivatives of triclopyr, their preparation and herbicidal use thereof
    Patent number: 4964897
    Abstract: Alditol ester derivatives of triclopyr are prepared and used as postemergent herbicides in cereal grain crop areas to kill and control various weeds.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: October 23, 1990
    Assignee: The Dow Chemical Company
    Inventors: Nicholas Dennis, Donald C. Burrell
  • Alditol ester derivatives of triclopyr, their preparation and herbicidal use thereof
    Patent number: 4963173
    Abstract: Alditol ester derivatives of triclopyr are prepared and used as postemergent herbicides in cereal grain crop areas to kill and control various weeds.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: October 16, 1990
    Assignee: The Dow Chemical Company
    Inventors: Nicholas Dennis, Donald C. Burrell
  • Alditol ester derivative of triclopyr, and herbicidal use thereof
    Patent number: 4857102
    Abstract: Alditol ester derivatives of triclopyr are prepared and used as postemergent herbicides in cereal grain crop areas to kill and control various weeds.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: August 15, 1989
    Assignee: The Dow Chemical Company
    Inventors: Nicholas Dennis, Donald C. Burrell