Patents by Inventor Shawn Daniel Shaffer

Shawn Daniel Shaffer 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: D540008
    Type: Grant
    Filed: March 24, 2006
    Date of Patent: April 10, 2007
    Inventor: Shawn Daniel Shaffer
  • Patent number: D559339
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: January 8, 2008
    Inventor: Shawn Daniel Shaffer