Patents by Inventor John K. Servi

John K. Servi 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: 4643479
    Abstract: The sun shade for the occupant of a wheelchair is comprised of a frame structure which can be mounted at the handle grips of a wheelchair. The frame structure includes at least two vertically disposed posts, at least one transverse member for bracing the two vertically disposed posts, and roof-forming members connected to the upwardly extending ends of the two vertically disposed posts. The shade is provided by a sheet of vinyl, canvas or the like and the sheet can be secured by way of snap-on buttons or similar releasable fasteners. The range of the sun shade can be increased by a forward visor portion. The roof portion can be folded to the rear of the wheelchair by being pivotally mounted to the vertically disposed posts.
    Type: Grant
    Filed: July 26, 1985
    Date of Patent: February 17, 1987
    Inventor: John K. Servi