Patents by Inventor Earnest DiSilvestro

Earnest DiSilvestro 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).

  • Dual panel window shade apparatus
    Patent number: 6651720
    Abstract: A dual panel roller window shade apparatus includes an outer panel, an inner panel, a canopy, and a cord. The panels are radially spaced and rigidly attached to the spool at respective circumferential points. In operation, the spool is selectively operable via the cord such that the panels move generally vertically up and down relative to each other. A plurality of corresponding positive and negative designs may be formed on the panels.
    Type: Grant
    Filed: April 5, 2000
    Date of Patent: November 25, 2003
    Inventors: Earnest DiSilvestro, Robert D. Gaskill