Patents by Inventor Gladys Preston

Gladys Preston 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: 6933855
    Abstract: An audible warning and visual enhancing walking stick. Audible warning and visual enhancing assemblies are attached to a cane and electrically communicate with a power source interface within the cane. The audible warning assembly provides an audible warning by a user and the visual enhancing assembly provides a visual enhancement for the user. The audible warning assembly includes a sound device attached to the cane and a button extending outwardly from a handle of the cane for easy activation by the thumb of the user while the hand is grasping the handle. The visual enhancing assembly includes a switch and a lamp/lens angled 30° towards the cane for illuminating a path in front of the user.
    Type: Grant
    Filed: June 30, 2003
    Date of Patent: August 23, 2005
    Inventor: Gladys Preston
  • Publication number: 20040036578
    Abstract: An audio/visual warning device for attaching to a cane. The cane has upper and lower ends and extended and collapsed positions and includes a plurality of tubular members affixed, end-to-end, when in the extended position and folded, side-by-side, when in the collapsed position, and an elastic cord extends axially in the cane and is affixed to the upper and lower ends of the cane, respectively, so as to allow the plurality of tubular members to be maintained, end-to-end, in the extended position, yet be separated axially and be maintained, side-by-side, in the collapsed position. The audio/visual warning device includes a plate, a manual bell, a light, and apparatus for attaching the plate to the upper end of the cane. The manual bell and the light are affixed to the plate so as to form an integral unit therewith, and the plate is affixed to the upper end of the cane by the apparatus.
    Type: Application
    Filed: August 26, 2002
    Publication date: February 26, 2004
    Inventor: Gladys Preston