Patents by Inventor Joseph T. McCaffrey

Joseph T. McCaffrey 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: 5065904
    Abstract: A personal protection device of the hand-held type comprises a handle, a shaft and a canister section, which is adapted to receive a gas-charged canister containing a noxious compound or spray. The handle is provided with a movable trigger which, when actuated, causes the contents of the canister to discharge. In a preferred embodiment, the shaft is equipped with an umbrella canopy which is oriented to open away from the handle of the device.
    Type: Grant
    Filed: September 21, 1989
    Date of Patent: November 19, 1991
    Inventors: Joseph T. McCaffrey, Stewart P. McKay