Patents by Inventor Paul R. Castro

Paul R. Castro 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: 6910429
    Abstract: An accessory tray (10) for attachment to a solid surface is described that is used to hold tools, materials and accessories in a convenient location for mechanics or other types of workers. The accessory tray incorporates a support tray (12) having an item holding area (36) on the upper side. A raised perimeter wall (26, 28, 30 and 32) peripherally surrounds the support tray, for maintaining the tools, materials and accessories within the item holding area. A clamping attachment assembly (14) is rotatably attached to the support tray with a locking device defined as a swivel joint assembly (16) allowing the tray to be positioned in a horizontal plane relative to the clamping attachment assembly when the clamping attachment assembly is affixed to a rigid object within a specific workplace.
    Type: Grant
    Filed: December 5, 2002
    Date of Patent: June 28, 2005
    Inventors: Will J. Matay, Paul R. Castro
  • Patent number: 5516116
    Abstract: A tethered ball practice device comprising a base member supported by a horizontal surface; a vertical support member supported by the base member; a retaining member connected to and supported by the vertical support member, wherein the retaining member includes structure for allowing orbital rotation of a ball about the vertical support member; and a tether assembly connected to and supported by the retaining member wherein the tether assembly comprises a tether cord having first and second ends, the first end connected to the retaining member, and structure for connecting the second end to the ball.
    Type: Grant
    Filed: February 10, 1995
    Date of Patent: May 14, 1996
    Inventor: Paul R. Castro