Patents by Inventor Michael J. Perock

Michael J. Perock 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).

  • Container with integral washboard
    Patent number: 4756439
    Abstract: A container with an integral washboard includes at least one spout. The washboard is formed by the corrugated interior of at least one wall and a spout is formed at the top of the wall. The spout has a mouth and two sides, the sides flexing inward toward that mouth during use to provide increased scrubbing power.
    Type: Grant
    Filed: December 23, 1987
    Date of Patent: July 12, 1988
    Inventor: Michael J. Perock