Patents by Inventor Luis M. Calvo

Luis M. Calvo 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).

  • Process for coloring EPDM rubber to produce granules for blending with polyurethane resins or to use by themselves to create safety and athletic surfaces
    Patent number: 6036998
    Abstract: A method is disclosed for coloring ethylene-propylene diene monomer (EPDM) rubber granules for use in fabricating rubber products such as athletic surfaces. The method provides an efficient and cost effective method of coloring large quantities of EPDM rubber that provides a durable and permanent color coating on the EPDM rubber. The disclosed method may also be used for coloring other types of rubber or synthetic materials.
    Type: Grant
    Filed: July 29, 1997
    Date of Patent: March 14, 2000
    Assignee: Polymer Plastics
    Inventors: Luis M. Calvo, Steve Noskin, Sansodeen Kahan, Matthew McWilliams
  • Article having multicolor surface coating
    Patent number: 5914196
    Abstract: A water-born multicolored surface coating with high shear resistance is provided. Specifically, a water-born multicolored surface coating capable of being applied using conventional spraying equipment without homogenization of the separate colors is provided. Also described are properties of the surface coating and methods for its application.
    Type: Grant
    Filed: December 30, 1996
    Date of Patent: June 22, 1999
    Assignee: Polymer Plastics Corp.
    Inventors: Luis M. Calvo, Steve Noskin, Samsoodeen Kahan