Patents by Inventor Viola F. Kelly

Viola F. Kelly 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).

  • Patent number: 4447005
    Abstract: A mailbox having a mail carrier door and an owner's door with a signal flag moveably mounted thereatop to indicate the presence or absence of mail therein. A mechanism within the mailbox has a pair of slidable members mounted to a downwardly extending bracket with a flag rod extending through each member and moveable thereby. A pair of springs urge the first member toward the mail carrier door and the second member against the owner's door. A pivotable extension mounted to the mail carrier door is engaged by the mechanism to prevent opening thereof until the owner's door is open allowing the second member to slide therethrough releasing the extension.
    Type: Grant
    Filed: March 25, 1983
    Date of Patent: May 8, 1984
    Inventors: James B. Kelly, Viola F. Kelly
  • Patent number: 4382540
    Abstract: A double-door security rural mailbox having oppositely faced front and rear closures permitting safe, easy access thereto by the rural mail carrier and the owner of the mailbox. The mailbox has a locking mechanism including a key operated lock for locking the rear closure. The front closure is provided with a locking mechanism which allows the front closure to be freely opened and closed once by the mail carrier before securing in a locked position. Thereafter, the front closure may only be unlocked by unlocking and opening the rear closure. Once the rear closure is again closed and locked, the front closure may again be opened and closed once by the mail carrier before securing in a locked position.
    Type: Grant
    Filed: July 14, 1980
    Date of Patent: May 10, 1983
    Inventors: James B. Kelly, Viola F. Kelly