Patents by Inventor David R. Sharp

David R. Sharp 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).

  • Shadow box page
    Patent number: 7305785
    Abstract: A shadow box scrapbook page adapted to hold and secure three-dimensional objects for storage and display. The page includes a binder portion having openings to receive standard rings or posts common to binders, and a frame device, having a front, back and side, top and bottom sections, defining a cavity. The front is generally transparent for the viewing of the stored objects.
    Type: Grant
    Filed: February 4, 2004
    Date of Patent: December 11, 2007
    Inventor: David R. Sharp
  • Multiple compartment mixing unit dose
    Publication number: 20030146115
    Abstract: A multiple compartment mixing unit dose is provided. A rupturable smaller unit dose within a flexible larger unit dose allows mixing of desired composition immediately prior to use. The composition is mixed by rupturing the smaller unit dose and massaging the composition in the flexible larger unit dose. The components of the desired composition are different colors and produce a third color when completely mixed. This color can be viewed through a transparent portion of the larger unit dose. The composition is dispensed out of the tip of the elongated portion of the larger unit dose.
    Type: Application
    Filed: February 1, 2002
    Publication date: August 7, 2003
    Inventor: David R. Sharp