Patents by Inventor Frederick Biggs

Frederick Biggs 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).

  • Method and apparatus for filling cartons
    Patent number: 5140803
    Abstract: An improvement in a method and related apparatus for filling a carton with successive stacks of articles, for example teabags. The carton is moved forward in a stepwise manner between filling steps. At least one side wall of the carton is distorted inwardly immediately behind a last deposited stack of the articles to restrain the stack from tipping over as a result of the movement.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: August 25, 1992
    Assignee: A.G. (Patents) Limited
    Inventors: Frederick Biggs, Charles E. Hawker