Patents by Inventor Frederick Wyss

Frederick Wyss 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).

  • Paperboard drinking cup
    Patent number: 4867374
    Abstract: A collapsible, self-standing, liquid resistant, drinking cup formed from a unitary blank of uncoated paperboard and having a bottom wall member and a pair of side wall members that are interconnected at their side edges and that have certain lower edges joined to the bottom wall member and other lower edges disposed below the bottom wall member to support the erected cup on a horizontal surface.
    Type: Grant
    Filed: September 8, 1988
    Date of Patent: September 19, 1989
    Assignee: Container Corporation of America
    Inventors: Lowell C. Murray, Frederick Wyss
  • Composite drinking cup
    Patent number: 4854474
    Abstract: A collapsible, self-standing, liquid-tight, partially transparent, disposable, drinking cup that has a tubular outer structure, formed of foldably interconnected paperboard panels, and a plastic film liner secured to the inner surfaces of certain of the panels to provide a flexible bottom wall for closing the lower end of the tubular outer structure.
    Type: Grant
    Filed: September 22, 1988
    Date of Patent: August 8, 1989
    Assignee: Container Corporation of America
    Inventors: Lowell C. Murray, Frederick Wyss