Patents by Inventor Henry O. Crippen

Henry O. Crippen 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).

  • Chance device
    Patent number: 4497487
    Abstract: This invention relates to a chance device to be used to anticipate numbers to be selected in a lottery game such as Lotto. The chance device comprises two icosahedrons, one icosahedron having numbers thereon representing ten (10) odd numbers and ten (10) even numbers of from 1 to 40, and the other icosahedron having numbers thereon representing the remaining twenty (20) numbers of from 1 to 40. The sum of the numbers appearing on each icosahedron is four hundred ten (410).
    Type: Grant
    Filed: August 28, 1980
    Date of Patent: February 5, 1985
    Inventor: Henry O. Crippen