Patents by Inventor William Zeilenga

William Zeilenga 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).

  • Art of installing a sink drain flange assembly capable of supporting a garbage disposal
    Patent number: 4411054
    Abstract: A removable clamping device is disclosed for firmly holding a drain flange within the drain hole of a sink, so that one can assemble around the depending body of the flange which body is disposed below the sink one or more rings and a split spring type ring or Cee-shaped keeper so that the rings are maintained around the body of the flange and in turn a garbage disposal may be mounted to the rings.
    Type: Grant
    Filed: July 27, 1981
    Date of Patent: October 25, 1983
    Inventor: William Zeilenga