Patents by Inventor Dan G. Hartinger

Dan G. Hartinger 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).

  • Polycarbonates
    Patent number: 9944749
    Abstract: Polycarbonates made from polyhydric phenols that preferably exhibit estrogenic activity less than bisphenol S exhibit properties such as high impact strengths, moderate to high glass transition temperatures, chemical resistance, and good color and clarity similar to conventional BPA-derived polycarbonates.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: April 17, 2018
    Assignee: SWIMC, LLC
    Inventors: Jeffrey Niederst, Richard H. Evans, Robert M. O'Brien, Kevin Romagnoli, T. Howard Killilea, Mark S. Von Maier, Dan G. Hartinger
  • POLYCARBONATES
    Publication number: 20150259471
    Abstract: Polycarbonates made from polyhydric phenols that preferably exhibit estrogenic activity less than bisphenol S exhibit properties such as high impact strengths, moderate to high glass transition temperatures, chemical resistance, and good color and clarity similar to conventional BPA-derived polycarbonates.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 17, 2015
    Inventors: Jeffrey Niederst, Richard H. Evans, Robert M. O'Brien, Kevin Romagnoli, T. Howard Killilea, Mark S. Von Maier, Dan G. Hartinger