Patents by Inventor Simon M. Cooper

Simon M. Cooper 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: 6484344
    Abstract: A retractable access ramp for improving the accessibility of a variety of commercial and other related structures. The retractable access ramp includes a housing that has a plurality of walls that define an interior space. The housing has an aperture through the housing. The aperture is for providing access to the interior space. The housing is adapted for being coupled to the steps such that a top wall of the housing is flush with a top surface of the steps. A base assembly is coupled in the interior space of the housing. The base assembly is selectively extendable from the housing. A ramp assembly is coupled to the base assembly. The ramp assembly is selectively extendable from the base assembly when the base assembly is extended from the housing. The ramp assembly is adapted for providing a smooth surface over the steps for wheeled vehicles.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: November 26, 2002
    Inventor: Simon M. Cooper