Patents by Inventor David Michael Dell

David Michael Dell 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: 6230726
    Abstract: A walking aid (1) for attachment to a leg (2) of a walking stick or crutch, comprises a foot plate (3), and an attachment device in the form of a rubber molding (6) for attaching the foot plate (3) to the leg (2). The foot plate (3) and the attachment device (6) are constructed and arranged such that in use with the leg (2) attached to the foot plate (3), a portion (8) of a peripheral edge (5) of the foot plate (3) protrudes a sufficient amount (l) to enable the leg (2) when resting on the ground to be tilted to a substantially upright position by appropriate application of foot pressure to the portion (8), thereby enabling a person with disability to pick up a dropped walking stick or crutch.
    Type: Grant
    Filed: September 29, 1999
    Date of Patent: May 15, 2001
    Inventor: David Michael Dell