Patents by Inventor Peter William Rutter

Peter William Rutter 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).

  • Package containing a stack of flexible sheet material
    Patent number: 3946868
    Abstract: The present invention relates to a package comprising a stack of flexible light-sensitive sheet material. Four corner pieces of a strong material embrace the short side edges of the stack, the pack is placed in a rigid box, and spring means are provided in the closed box for urging each corner piece towards the diagonally opposite corner piece on the stack of sheet material.
    Type: Grant
    Filed: October 29, 1974
    Date of Patent: March 30, 1976
    Assignee: Ilford Limited
    Inventor: Peter William Rutter