Patents by Inventor Stephen Cranney

Stephen Cranney 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).

  • Liquid color concentrate
    Patent number: 8252855
    Abstract: A liquid color concentrate is disclosed, having a liquid acrylic-based polymer carrier; colorant; and optionally other functional additives. The colorant can be one or more pigments, one or more dyes, or combinations thereof. The liquid polymer is compatible with a variety of plastic resins, especially optically clear plastic resins, such as polycarbonate, polymethyl methacrylate, and styrene-acrylonitrile.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: August 28, 2012
    Assignee: PolyOne Corporation
    Inventors: Hari Rajaraman, Stephen Cranney, Thomas Majewski, Peter Prusak
  • LIQUID COLOR CONCENTRATE
    Publication number: 20090156732
    Abstract: A liquid color concentrate is disclosed, having a liquid acrylic-based polymer carrier; colorant; and optionally other functional additives. The colorant can be one or more pigments, one or more dyes, or combinations thereof. The liquid polymer is compatible with a variety of plastic resins, especially optically clear plastic resins, such as polycarbonate, polymethyl methacrylate, and styrene-acrylonitrile.
    Type: Application
    Filed: March 27, 2007
    Publication date: June 18, 2009
    Applicant: POLYONE CORPORATION
    Inventors: Hari Rajaraman, Stephen Cranney, Thomas Majewski, Peter Prusak