Patents by Inventor David J. Sevigny

David J. Sevigny 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).

  • Gun sight
    Patent number: D531693
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: November 7, 2006
    Inventors: Scott M. Warren, David J. Sevigny
  • Gun sight
    Patent number: D534986
    Type: Grant
    Filed: April 28, 2005
    Date of Patent: January 9, 2007
    Inventors: Scott M. Warren, David J. Sevigny
  • Gun sight for a handgun
    Patent number: D541897
    Type: Grant
    Filed: October 13, 2005
    Date of Patent: May 1, 2007
    Inventors: Scott M. Warren, David J. Sevigny
  • Gun sight
    Patent number: D560744
    Type: Grant
    Filed: October 13, 2005
    Date of Patent: January 29, 2008
    Inventors: Scott M. Warren, David J. Sevigny