Patents by Inventor William I. Mercer

William I. Mercer 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).

  • Human waste storage and disposal systems for railroads or the like
    Patent number: 4214324
    Abstract: A human waste storage and disposal system for railroads including a toilet bowl, a discharge outlet connected to the bowl, a flushing fluid inlet for flushing the bowl and a vertically disposed receiver coupled to the outlet for receiving the contents discharged from the bowl. A macerator is coupled to both the receiver and a storage tank for withdrawing waste from the receiver, macerating the same and discharging it into the storage tank. Suitable controls are provided for disposing of the macerated waste in the tank in situ or on demand.
    Type: Grant
    Filed: August 18, 1978
    Date of Patent: July 29, 1980
    Assignee: Monogram Industries, Inc.
    Inventors: James M. Kemper, William I. Mercer