Patents by Inventor Thomas Raymond Perkey

Thomas Raymond Perkey 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).

  • Patent number: 7954249
    Abstract: A template guide which performs and simplifies the task of layout for stair stringers. This accomplishment has previously been made by the use of multiple tools including the framing square, multipurpose square, and speed square as well as others. The said template of the present invention features an adjustable riser that can be secured for the exact dimension of any rise calculated to be between 6? and 7¾?. The said template of the present invention also features an adjustable tread that can be secured for the exact dimension of any tread length, calculated to be between 9¼? and 11??. The said template is configured as such to accommodate the unskilled craftsman as well as the experienced tradesman.
    Type: Grant
    Filed: April 9, 2010
    Date of Patent: June 7, 2011
    Assignee: E-Z Riser, Inc.
    Inventor: Thomas Raymond Perkey
  • Patent number: 7627955
    Abstract: A template guide which performs and simplifies the task of layout for stair stringers. This accomplishment has previously been made by the use of multiple tools including the framing square, multipurpose square, and speed square as well as others. The said template of the present invention features an adjustable riser that can be secured for the exact dimension of any rise calculated to be between 6? and 7¾?. The said template is configured as such to accommodate the unskilled craftsman as well as the experienced tradesman.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: December 8, 2009
    Inventor: Thomas Raymond Perkey