Patents by Inventor William S. Dolan

William S. Dolan 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).

  • Tool for removing a watch case back
    Patent number: 4121485
    Abstract: A tool capable of removing the back of a watch from a watch case in which the watch back is of the type having an edge projection on its periphery. The watch back is received in a cylindrical cavity of the tool which has an internal inclined camming surface for contact with the edge projection on the watch back. Rotating the tool with the edge projection engaged by the inclined camming surface lifts the watch back away from the watch case.
    Type: Grant
    Filed: June 7, 1976
    Date of Patent: October 24, 1978
    Inventors: Carl G. Braun, William S. Dolan