Patents by Inventor Liliana Rampazzo

Liliana Rampazzo 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).

  • Organic Electroluminescent Device
    Publication number: 20080093980
    Abstract: The present invention relates to novel truxene and isotruxene derivatives, in particular spirotruxene and spiroisotruxene derivatives, and to the use thereof in organic electronic devices, in particular organic electroluminescent devices.
    Type: Application
    Filed: July 15, 2005
    Publication date: April 24, 2008
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Esther Breuning, Liliana Rampazzo, Giulia Fioravanti, Leonardo Mattiello