Patents by Inventor John D. Langwell

John D. Langwell 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: 4919377
    Abstract: A sheet dispenser and display is provided which includes a holder adapted to support a pad and a display car behind the pad, the holder being mountable on a support such as a price channel. The holder may be formed of a flat sheet of flexible material adapted for coupling to the price channel. A pair of spaced flexible prongs project from the mounting portion for receipt in apertures in the pad. A card support portion is coupled by a pair of laterally spaced legs to the mounting portion intermediate the prongs for supporting the display card. The display card may be provided with a portion which extends in a direction substantially perpendicular to the support for projecting into a store aisle.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: April 24, 1990
    Assignee: Sandy Alexander, Inc.
    Inventors: Herman P. Alexander, John D. Langwell
  • Patent number: 4572380
    Abstract: A holder for a plurality of sheet items adapted for being selectively mounted in a multiplicity of modes such as in a channel at the edge of the shelf, on a flat backing board, on a rod, on a riser card having holes therein or on a hook. The holder comprises a flat sheet of flexible material including a pivotable flap which initially is in the plane of the sheet and is capable of being resiliently bent out of the plane of the sheet such that its lower edge can act in combination with the upper edge of the sheet of the material to engage flanges of a U-shaped channel at the edge of a shelf to hold the sheet of material in flexed condition in the channel. A bendable prong is formed in the sheet and is bendable to a position projecting from the sheet for supporting a plurality of sheet items in front of the plane of the sheet at a level below the channel for removal one by one. The sheet includes an adhesive strip for attaching the sheet to a flat backing board.
    Type: Grant
    Filed: June 27, 1983
    Date of Patent: February 25, 1986
    Assignee: Herman Alexander
    Inventor: John D. Langwell
  • Patent number: 3934317
    Abstract: A key chain in which a key ring is attached to a clip adapted for detachable engagement with the material of a pocket of an article of clothing such that the ring and keys thereon are suspended within the pocket. Pivotably attached to the clip at an end thereof remote from the key ring is a manually engageable element which can be inserted into the pocket when the key chain is mounted in the worn position, the manually engageable element being removed from the pocket and employed to detach the clip from the pocket.
    Type: Grant
    Filed: September 24, 1973
    Date of Patent: January 27, 1976
    Inventor: John D. Langwell