Patents by Inventor David B. Riordan

David B. Riordan 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).

  • Inflatable structure
    Patent number: 4103369
    Abstract: A portable, inflatable structure comprises an inflatable enclosure, a blower for supplying pressurized air to fill the enclosure through a conduit joining the blower to the enclosure interior, vent means positioned adjacent the attachment of the upper portion of the enclosure to the floor portion thereof and a carrying case containing the blower and into which the other portions of the structure may be inserted for carrying when the enclosure is deflated.
    Type: Grant
    Filed: February 28, 1977
    Date of Patent: August 1, 1978
    Inventor: David B. Riordan