Patents by Inventor Peter Wayne Ingalls

Peter Wayne Ingalls 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).

  • Mechanical gas vent
    Patent number: 5863152
    Abstract: A gas vent closing device that incorporates the use of a base member that is secured to a liner disposed over a collection pit. The base member includes a vented lower grate that allows for the passage of gaseous fumes therethrough. A cap member is slidably coupled with respect to the base member. The cap member can be seated within the base member after a desired amount of time in order to seal the pit and preclude the passage of the gaseous fumes.
    Type: Grant
    Filed: February 1, 1996
    Date of Patent: January 26, 1999
    Inventor: Peter Wayne Ingalls