Patents by Inventor Charles R. Cain

Charles R. Cain 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).

  • Patent number: 4827554
    Abstract: A paintbrush cleaning apparatus which when inserted within one of a variety of suitable conventional wastebaskets provides for cleaning of a paintbrush for reuse while at the same time eliminating splattering, retaining excess thinner for reuse and preparing the paintbrush for the next color. The apparatus is especially suited for cleaning paintbrushes for reuse by artists using a wet on wet painting system. The apparatus employs a plurality of living hinges so that it can be used by either a sitting or standing artist.
    Type: Grant
    Filed: March 22, 1988
    Date of Patent: May 9, 1989
    Inventor: Charles R. Cain
  • Patent number: 4475660
    Abstract: A caddy for janitorial cleaning supplies in which a pair of compartmented supply-receiving units are supported in vertically spaced relation on a sheet-form standard capable of suspension by hooks from a circular or rectangular trash dolly as well as being capable of suspension from a manual carrying handle supported from the hooks. The caddy is additionally capable of standing erect on a floor to facilitate handling of multiple supplies in a janitorial service area.
    Type: Grant
    Filed: May 26, 1983
    Date of Patent: October 9, 1984
    Inventor: Charles R. Cain