Patents by Inventor Henry S. Swaskey

Henry S. Swaskey 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).

  • Basement sewer trap
    Patent number: 4045346
    Abstract: This device consists primarily of a coupling sleeve for a sewer pipe, and on the interior of the coupling sleeve is supported a cup or well, and on the interior of the cup is supported, a funnel tube beneath a water strainer. The water flows through the strainer, down through the funnel tube, upwards out of the cup portion, and finally, down the open end of the coupling sleeve, into the sewer pipe.
    Type: Grant
    Filed: February 24, 1976
    Date of Patent: August 30, 1977
    Inventor: Henry S. Swaskey