Patents by Inventor Alan L. Earnest

Alan L. Earnest 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).

  • Method of making a pattern from a blend of water, plaster of paris and polyvinyl acetate
    Patent number: 5441585
    Abstract: A machinable plaster prepared from a blend of water, plaster of paris and polyvinyl acetate. Making a pattern where the blend is poured into a form, and after solidification is cut to produce the pattern. The machinable plaster does not dust when cut, and can withstand moderate temperatures without softening.
    Type: Grant
    Filed: May 10, 1994
    Date of Patent: August 15, 1995
    Assignee: The Confederated Tribes of Warm Springs Reservation
    Inventors: Philip A. Rodda, Alan L. Earnest