Patents by Inventor Peter Dewberry

Peter Dewberry 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).

  • Concealed rivet element and setting method for ring binder construction
    Patent number: 5035526
    Abstract: A multi-element product and the method of making it which product is held together by a rivet. The product includes a hard layer adjacent a compressible soft layer to form a composite. A hole in the hard layer receives an anvil which is urged into the compressible layer. The rivet, which may be carried to its drivable position by a projection, is driven against the anvil to deform the rivet end.
    Type: Grant
    Filed: September 13, 1990
    Date of Patent: July 30, 1991
    Assignee: Acco World Corporation
    Inventors: Edward W. Cooper, Peter Dewberry