Patents by Inventor Waldimer M. Moucha

Waldimer M. Moucha 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).

  • Pressure cooker interlock
    Patent number: 4932550
    Abstract: A interlock structure for use with a pressure cooker is disclosed. The interlock prevents the pressurization of the vessel if the lid is not securely attached to the pressure cooker body. The interlock also prevents the removal of the lid until the pressure within the vessel has dropped below a preset maximum.
    Type: Grant
    Filed: August 23, 1989
    Date of Patent: June 12, 1990
    Assignee: National Presto Industries, Inc.
    Inventor: Waldimer M. Moucha