Patents by Inventor John C. Roberts, II

John C. Roberts, II 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).

  • Rural mailbox
    Patent number: 4848650
    Abstract: A rural mailbox with a front inward swinging double door for mail delivery, a back door for mail retrieval, and a forward-and-backward sliding drawer for insertion and pickup of outgoing mail.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: July 18, 1989
    Inventor: John C. Roberts, II