Patents by Inventor Delbert Isaacs

Delbert Isaacs 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).

  • System to prevent oil canning in metal roofing and siding
    Patent number: 7497061
    Abstract: A device and method for securing a substantially flat sheet of metal (such as metal roofing or siding) to a substrate in a manner which avoids or reduces oil canning. A longitudinal spacer is installed between the metal surface and the substrate so as to induce a bowing or camber of the sheet of metal.
    Type: Grant
    Filed: April 15, 2005
    Date of Patent: March 3, 2009
    Inventor: Delbert Isaacs