Patents by Inventor John M. Retterer

John M. Retterer 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).

  • Re-inforced vinyl extrusions
    Patent number: 6616995
    Abstract: A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for said member to reduce deflection of said member when a load is placed thereon and to return said member back within acceptable limits to its original position.
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: September 9, 2003
    Assignee: Claridon Tool & Die
    Inventor: John M. Retterer
  • Re-inforced vinyl extrusions
    Patent number: 6575433
    Abstract: A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for said member to reduce deflection of said member when a load is placed thereon and to return said member back within acceptable limits to its original position.
    Type: Grant
    Filed: May 11, 2001
    Date of Patent: June 10, 2003
    Assignee: Claridon Tool & Die, Inc.
    Inventor: John M. Retterer
  • Internal wire supports for re-inforced vinyl extrusions
    Publication number: 20030089056
    Abstract: A plastic support which holds a wire throughout its length which may be inserted into a hollow plastic member such as a fence rail with the wire positioned where it may prevent deflection of the plastic fence or like member.
    Type: Application
    Filed: December 24, 2002
    Publication date: May 15, 2003
    Inventor: John M. Retterer
  • Internal wire supports for re-inforced vinyl extrusions
    Publication number: 20020113960
    Abstract: A plastic support which holds a wire throughout its length which may be inserted into a hollow plastic member such as a fence rail with the wire positioned where it may prevent deflection of the plastic fence or like member.
    Type: Application
    Filed: February 22, 2001
    Publication date: August 22, 2002
    Inventor: John M. Retterer
  • Re-inforced vinyl extrusions
    Patent number: 6367780
    Abstract: A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for the member to reduce deflection of the member when a load is placed thereon and to return the member back within acceptable limits to its original position.
    Type: Grant
    Filed: September 27, 2000
    Date of Patent: April 9, 2002
    Assignee: Claridon Tool & Die
    Inventor: John M. Retterer
  • Re-inforced vinyl extrusions
    Publication number: 20020037382
    Abstract: A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for said member to reduce deflection of said member when a load is placed thereon and to return said member back within acceptable limits to its original position.
    Type: Application
    Filed: October 10, 2001
    Publication date: March 28, 2002
    Inventor: John M. Retterer
  • Re-inforced vinyl extrusions
    Publication number: 20020037380
    Abstract: A hollow plastic member provided with end caps having holes therein through which wires can pass and be placed under tension so as to provide internal support for said member to reduce deflection of said member when a load is placed thereon and to return said member back within acceptable limits to its original position.
    Type: Application
    Filed: May 11, 2001
    Publication date: March 28, 2002
    Inventor: John M. Retterer
  • Combination cylinder and pistons
    Patent number: 6314862
    Abstract: A combination cylinder and pistons wherein the pistons are provided with piston rods coaxially located in the cylinder so that fluid under pressure may be introduced into the head of one of the pistons at one end of the cylinder and transmitted through a tubular opening coaxial with said piston rod to the space above the head of the next adjoining piston and if desired, through similar openings in a plurality of additional pistons, until the last piston rod which is not provided with such an opening therethrough and which is connected to a tool.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: November 13, 2001
    Assignee: Retterer Manufacturing Co., Inc.
    Inventor: John M. Retterer