Patents by Inventor Sean M. Chalek

Sean M. Chalek 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: D567741
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: April 29, 2008
    Inventors: Sean M. Chalek, Joseph A. Fisher