Patents by Inventor Peter Hamm

Peter Hamm 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).

  • Container with collapsible spout
    Patent number: 5170910
    Abstract: A blow-moulded container having a collapsible spout through which the parting line of the container passes. The spout has a neck and a shoulder with concentric ridges joined by thin webs to permit the shoulder to fold concertina style. The ridges do not cross the parting line.
    Type: Grant
    Filed: May 6, 1991
    Date of Patent: December 15, 1992
    Assignee: Lawson Mardon Group Limited
    Inventor: Peter A. Hamm