Patents by Inventor James F. Payson

James F. Payson 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).

  • Reciprocally telescoping door stop
    Patent number: 8893351
    Abstract: A door stop having a first member and a second member, the second member reciprocally telescopically engaged with said first member with a springing element responsive to the movement of the second member.
    Type: Grant
    Filed: March 19, 2012
    Date of Patent: November 25, 2014
    Assignee: Blue Chip Welding, LLC
    Inventor: James F. Payson
  • Reciprocally Telescoping Door Stop
    Publication number: 20130239365
    Abstract: A door stop having a first member and a second member, the second member reciprocally telescopically engaged with said first member with a springing element responsive to the movement of the second member.
    Type: Application
    Filed: March 19, 2012
    Publication date: September 19, 2013
    Inventor: James F. Payson