Patents by Inventor Raphael Isaac

Raphael Isaac 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: 6213667
    Abstract: A paint brush that contains a hollow handle that attaches to a water source. A tube within the hollow handle that provides a passage for the water running through the hollow handle. A hollow brush head is attached to the hollow handle, and is comprised of two opposing walls curved at their ends for connecting to each other. A bristle bar containing a plurality of bristles is attached to the hollow head. Within the bristle bar there are orifices through which the water flows. The hollow brush head contains at least one diverting bar disposed within that controls the flow of water through said bristles. Wherein the water source is attached to the hollow handle, and water flows through the tube, through the hollow head, over the diverting bars, through the orifices and through the plurality of bristles for easy cleaning.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: April 10, 2001
    Inventor: Raphael Isaac
  • Patent number: 5322081
    Abstract: A paint roller cleaner, for water based paints, that is inserted through a specially designed paint roller and that is attachable to the standard garden hose with the purpose of cleaning the nap of the paint roller. The structure is made of a sixteen-inch plastic tube with one end closed and the other end with a hose attachment. The first nine inches from the closed side has eight rows of twenty-four one-sixteenth holes, evenly spaced, and a raised handle that keeps the paint roller in place. Structural means are provided for directing the water flow in such a manner that water sprays perpendicularly outward through the holes and through the nap with equal intensity from the top to bottom of the roller.
    Type: Grant
    Filed: February 24, 1993
    Date of Patent: June 21, 1994
    Inventor: Raphael Isaac