Patents by Inventor Larry K. Cole

Larry K. Cole 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).

  • Insecticidal and insect-repellant methods and compositions
    Patent number: 4049828
    Abstract: Citral is an effective insecticide, nematocide, and insect-repellant. At 1 ppm. it kills 100% of adult moths in two hours. At 0.2% concentration in housefly growth media, it prevents flies from laying eggs. At 0.02% concentration in soil, it reduces the nematode population 99.5%.
    Type: Grant
    Filed: July 14, 1975
    Date of Patent: September 20, 1977
    Inventor: Larry K. Cole