Patents by Inventor John L. Fitzpatrick

John L. Fitzpatrick 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).

  • Article gripping adapter for clamps
    Patent number: 3984092
    Abstract: A substantially table-like member transversely defining a T-shape is pivotally connected by its leg portions to the end portion of one jaw of a clamp. An article engaging surface of the adapter is provided with one or more recesses for engaging irregular surfaces to be gripped by the clamp. The T-shape of the adapter secures one jaw of the clamp to a workpiece engaging tool by inverting the adapter and slidably inserting it into a T-shaped slot.
    Type: Grant
    Filed: June 4, 1975
    Date of Patent: October 5, 1976
    Inventor: John L. Fitzpatrick