Patents by Inventor Leonard A. Lutostanski

Leonard A. Lutostanski 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).

  • Convertible enclosure for hot tubs and the like
    Patent number: 5148646
    Abstract: A convertible enclosure particularly adapted to cover an outside hot tub installation. The enclosure includes a tubular frame with sliding cross-pieces. A cover is attached to the cross-pieces such that the cover may be extended to encompass one side and the top of the space desired to be enclosed with the opposite side remaining open.
    Type: Grant
    Filed: August 8, 1991
    Date of Patent: September 22, 1992
    Inventor: Leonard A. Lutostanski