Patents by Inventor William C. Weisgerber

William C. Weisgerber 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).

  • Screw for eye glass frames
    Patent number: 4145124
    Abstract: This invention relates to a new and useful screw for joining together the temple pieces of eye glass frames to the front lens holding frame. The invention comprises a serrated tapered screw suitable for insertion into a hinge that connects the temple piece to the front frame of a pair of eye glasses.
    Type: Grant
    Filed: May 19, 1977
    Date of Patent: March 20, 1979
    Inventor: William C. Weisgerber