Patents by Inventor David L. Bellaire

David L. Bellaire 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).

  • Cryptograph
    Patent number: 5077796
    Abstract: An apertured device translatably receives a lottery ticket in juxtaposed relationship with the aperture to display a set of numbers appearing upon the lottery ticket. A panel adjacent the aperture accommodates entry of a predetermined set of numbers to permit visual correlation between the displayed set of numbers and the predetermined set of numbers.
    Type: Grant
    Filed: June 11, 1990
    Date of Patent: December 31, 1991
    Inventor: David L. Bellaire
  • Method of imparting random coloration patterns in fabric
    Patent number: 5030242
    Abstract: The method of providing random coloration patterns in fabric using dye impregnated pumice and tumbling with the fabric followed by the use of dye-fixing impregnated pumice and repeating the tumbling sequence. A number of different colored dye solutions can be used in a series of steps to provide a variety of shadings and random color patterns for the treated fabric.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: July 9, 1991
    Inventor: David L. Bellaire
  • Method of impregnating porous abrasive elements for use in distressing fabrics
    Patent number: 4850156
    Abstract: A method of preparing porous abrasive rock for use in distressing fabric, including the steps of impregnating rocks placed in a vacuum vessel with a bleaching solution under reduced pressure, maintaining the reduced pressure for a first interval while injecting the solution beneath the rocks and then increasing the vessel pressure above ambient for a second interval prior to removal.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: July 25, 1989
    Inventor: David L. Bellaire