Patents by Inventor William J. I. Montgomery

William J. I. Montgomery 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).

  • Personal alert signal
    Patent number: 4535392
    Abstract: The specification describes a safety flasher for use by pedestrians, bicyclists and the like for producing a flashing signal, the flasher comprising a casing, a battery in the casing, a lamp secured to and extending exteriorly from the casing and circuit means in the casing connecting the battery and lamp for selectively actuating the lamp, the circuit means including acceleration responsive switch means for causing the lamp to flash ON and OFF.
    Type: Grant
    Filed: February 2, 1984
    Date of Patent: August 13, 1985
    Inventor: William J. I. Montgomery
  • Shopping list holder
    Patent number: D331076
    Type: Grant
    Filed: November 10, 1987
    Date of Patent: November 17, 1992
    Inventor: William J. I. Montgomery