Patents by Inventor Juan Rafael Maldonado-Castro

Juan Rafael Maldonado-Castro 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: 9486695
    Abstract: A playing surface with a rectangular configuration having a pair of long edges and a pair of short edges formed therebetween having a plurality of rows of divots, each row of divots being offset from an adjacent row wherein the divots define a multiplicity of triangles, a plurality of semicircular cutouts formed along the edges thereof and two triangular positions in its center for placing 15 balls. A ball collection assembly including a hollow rectilinear periphery integrally formed about the edges of the playing surface and further extending upwardly and downwardly therefrom with the periphery having a channel formed therein, a plurality of semicircular cutouts formed contiguously with the cut outs of the playing surface to define vertically oriented circular bores which are in communication with the channel and further including a pair of adjacent open faces for a accessing the channel and balls during play.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: November 8, 2016
    Inventor: Juan Rafael Maldonado-Castro
  • Publication number: 20090298604
    Abstract: A playing surface with a rectangular configuration having a pair of long edges and a pair of short edges formed therebetween having a plurality of rows of divots, each row of divots being offset from an adjacent row wherein the divots define a multiplicity of triangles, a plurality of cemicircular cutouts formed along the edges thereof and two triangular positions in its center for placing 15 balls. A ball collection assembly including a hollow rectilinear periphery integrally formed about the edges of the playing surface and further extending upwardly and downwardly therefrom with the periphery having a channel formed therein, a plurality of semicircular cutouts formed contiguously with the cut outs of the playing surface to define vertically oriented circular bores which are in communication with the channel and further including a pair of adjacent open faces for a accessing the channel and balls during play.
    Type: Application
    Filed: May 29, 2008
    Publication date: December 3, 2009
    Inventor: Juan Rafael Maldonado-Castro