Patents by Inventor Roger D. Hagin

Roger D. Hagin 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).

  • Molluscicidal .beta.-carboline carboxylic acids and methods using the same
    Patent number: 5120543
    Abstract: Slug populations can be controlled in minimum or no-tillage methods of crop production using .beta.-carboline carboxylic acids. These compounds and their analogs can be formulated into slug bait compositions for use in erradication of these crop pests. The compositions are extremely effective at luring slugs from crop plants to the bait as well as killing them.
    Type: Grant
    Filed: July 2, 1991
    Date of Patent: June 9, 1992
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Roger D. Hagin, Suzanne J. Bobnick