Patents by Inventor Jonathan P. Leonard

Jonathan P. Leonard 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).

  • Roof vent sleeve
    Patent number: D700370
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: February 25, 2014
    Inventor: Jonathan P. Leonard
  • Roof vent
    Patent number: D705419
    Type: Grant
    Filed: September 25, 2012
    Date of Patent: May 20, 2014
    Inventor: Jonathan P. Leonard
  • Contoured roof vent
    Patent number: D731047
    Type: Grant
    Filed: March 15, 2014
    Date of Patent: June 2, 2015
    Inventor: Jonathan P. Leonard
  • Roof vent sleeve with round base
    Patent number: D783144
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: April 4, 2017
    Inventor: Jonathan P. Leonard