Patents by Inventor Eugene Stearns

Eugene Stearns 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).

  • Controlled release fertilizer
    Patent number: 4042366
    Abstract: A controlled release particulate fertilizer composition containing nitrogen in a form which is slowly released and a water soluble solid additive, such as a phosphorus or potassium nutrient salt, in a form which is quickly released comprising a core of a water soluble nitrogen nutrient source, a coating of sulfur surrounding the core, and a coating surrounding the sulfur coating of an inert water-insoluble material such as wax. The inert coating comprises an inner portion of the inert coating alone and an outer portion containing the salt or other water soluble additive.
    Type: Grant
    Filed: April 5, 1976
    Date of Patent: August 16, 1977
    Assignee: The O.M. Scott & Sons Company
    Inventors: Kenneth Eugene Fersch, Wayne Eugene Stearns
  • Field and brush mower
    Patent number: D569392
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: May 20, 2008
    Assignee: Country Home Products, Inc.
    Inventors: Erin Lonergan, Eugene Stearns, James Peterson, Ken Brandt