Patents by Inventor William A. Dille

William A. Dille 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).

  • Fly fishing line
    Patent number: 4386132
    Abstract: A floating fly fishing line comprising a core member and having a substantially smooth plastic surface coating, the coating containing therein a fluorinated polymer, the polymer being capable of imparting to said plastic coating, when contained therein at a concentration of about 0.25 percent by weight, a contact angle with water in air of greater than about 60.degree., a contact angle with gasoline in air of greater than about 30.degree., and a contact angle with mineral oil in air of greater than about 15.degree..
    Type: Grant
    Filed: September 18, 1981
    Date of Patent: May 31, 1983
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: William A. Dille, Wayne E. Erickson, Leon D. Royer
  • Internal fishing rod ferrule
    Patent number: 4029424
    Abstract: A fishing rod ferrule in which the male and female elements fit within the bore of the adjacent ends of the rod blank. The male element has a cylindrical end fitting within the hollow cylindrical female element and engaging spring fingers formed in the female element. The male element also has an external tapered surface to engage an internally tapered surface on the female element to provide a second point of engagement between the male and female elements, both points of engagement being readily disengageable.
    Type: Grant
    Filed: November 1, 1976
    Date of Patent: June 14, 1977
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: William A. Dille, Wayne E. Erickson