Patents by Inventor Burt Hanna

Burt Hanna 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).

  • Hang tag air freshener
    Patent number: D588253
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: March 10, 2009
    Inventor: Burt Hanna
  • Paver stone
    Patent number: D601268
    Type: Grant
    Filed: October 8, 2008
    Date of Patent: September 29, 2009
    Inventor: Burt Hanna
  • Four-way coupling
    Patent number: D632163
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: February 8, 2011
    Assignee: Greenland Composites, Inc.
    Inventor: Burt Hanna
  • Three-way coupling
    Patent number: D632551
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: February 15, 2011
    Assignee: Greenland Composites, Inc.
    Inventor: Burt Hanna
  • Corner coupling
    Patent number: D637476
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: May 10, 2011
    Assignee: Greenland Composites, Inc.
    Inventor: Burt Hanna
  • Two-column wax melt
    Patent number: D748769
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: February 2, 2016
    Inventor: Burt Hanna
  • Three-column wax melt
    Patent number: D748770
    Type: Grant
    Filed: June 28, 2013
    Date of Patent: February 2, 2016
    Inventor: Burt Hanna