Patents by Inventor Patrick Joseph Henderson

Patrick Joseph Henderson 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).

  • Display units more particularly for cassettes, tape cartridges and the like
    Patent number: 4014437
    Abstract: This invention relates to display units for cassettes and like articles.The display unit comprises a vertical support spindle on which is rotatably mounted a plurality of spaced trays. Display sections are formed by adjacent trays for receiving the cassettes and the cassettes are released by axial movement of the adjacent trays on the support spindle.According to the invention adjacent trays are rotatable relative to each other to produce the necessary axial movement and locking means is provided along the length of the spindle to prevent unauthorized operation.
    Type: Grant
    Filed: August 27, 1975
    Date of Patent: March 29, 1977
    Inventors: Clive St. John Rumble, Richard Roy Rumble, Patrick Joseph Henderson