Patents by Inventor William D. Bethshears

William D. Bethshears 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).

  • Patent number: 5415862
    Abstract: An effervescent liquid fish attractant that appeals to all of the senses of fish is disclosed. The fish attractant comprises an oil carrier liquid, scent or taste components, pigment components, light reflective particles, and CO.sub.2 gas-generating particles. The novel CO.sub.2 gas-generating particles comprise a weak organic acid and a base reagent, stabilized by a matrix forming polymer, such as polyvinylpyrrolidone. A novel process for preparing the CO.sub.2 gas-generating particles in a C.sub.1 to C.sub.4 alcohol solvent is also disclosed.
    Type: Grant
    Filed: March 3, 1993
    Date of Patent: May 16, 1995
    Assignee: Flow-Rite of Tennessee, Inc.
    Inventors: William D. Bethshears, James M. Bilbrey, Donald D. Emrick
  • Patent number: 4828829
    Abstract: A visual fish attractant that visually attracts fish and aids in the dispersion of traditional scent and taste attractants is disclosed. The fish attractant compositions, if oil based, include one or more oils, such as mineral oil, cod liver oil, menhaden oil, herring oil, anise oil, salmon oil, as well as pigments, fragrances, fish scent, dispersed pigments, and light-reflective particles that act both as a visual attractant and as an aid to controlled dispersion of the oil and scent components.
    Type: Grant
    Filed: February 22, 1988
    Date of Patent: May 9, 1989
    Assignee: Flow-Rite of Tennessee, Inc.
    Inventor: William D. Bethshears