Patents by Inventor Morris J. Brunell

Morris J. Brunell 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).

  • Vaccum toilet system
    Patent number: 5732417
    Abstract: A vacuum toilet system is protected against overflow of a toilet bowl by an overflow protection system that automatically generates an overflow condition signal when the toilet bowl is in a near-full condition and initiates a discharge valve operating cycle, in which the discharge valve of the toilet bowl is opened and closed independently of the flush member associated with the toilet bowl, in response to the overflow condition signal.
    Type: Grant
    Filed: March 12, 1996
    Date of Patent: March 31, 1998
    Assignee: Envirovac Inc.
    Inventors: Mark A. Pondelick, William P. Mulligan, Morris J. Brunell