Patents by Inventor Douglas T. Lethin

Douglas T. Lethin 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).

  • ELEVATED ROOF
    Publication number: 20160040430
    Abstract: Apparatus for adding coverings such as, but not limited to, roof lines are generally disclosed.
    Type: Application
    Filed: June 16, 2015
    Publication date: February 11, 2016
    Inventor: Douglas T. LETHIN
  • ELEVATED ROOF
    Publication number: 20140109492
    Abstract: Apparatuses for adding coverings such as, but not limited to, roof lines are generally disclosed.
    Type: Application
    Filed: March 15, 2013
    Publication date: April 24, 2014
    Inventor: Douglas T. Lethin
  • ELEVATED ROOF
    Publication number: 20130212955
    Abstract: Apparatuses for adding coverings such as, but not limited to, roof lines are generally disclosed.
    Type: Application
    Filed: February 17, 2012
    Publication date: August 22, 2013
    Inventor: Douglas T. Lethin