Patents by Inventor Orestes T. Chortyk

Orestes T. Chortyk 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).

  • Chemically synthesized sugar esters for the control of soft-bodied arthropods
    Patent number: 6608039
    Abstract: The invention relates to an improved process for the synthesis and application of sugar esters, that are useful as effective, environmentally-safe pesticides for the control of soft-bodied arthropod pests.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: August 19, 2003
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventor: Orestes T. Chortyk
  • Chemically synthesized sugar esters for the control of soft-bodied arthropods
    Patent number: 6605598
    Abstract: The invention relates to an improved process for the synthesis and application of sugar esters, that are useful as effective, environmentally-safe pesticides for the control of soft-bodied arthropod pests.
    Type: Grant
    Filed: April 7, 1997
    Date of Patent: August 12, 2003
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventor: Orestes T. Chortyk