Patents by Inventor David García Fresnaldillo

David García Fresnaldillo 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).

  • LUMINESCENT PIGMENTS AND THEIR USE IN SECURITY APPLICATIONS
    Publication number: 20140158019
    Abstract: The present invention relates to a new family of luminescent pigments consisting of a salt of two ruthenium(II) complex ions of opposite sign charges comprising N-chelating heterocyclic ligands and to their use in security applications to prevent counterfeiting. The invention also refers to ink compositions and to the security documents or secured goods comprising said luminescent pigments.
    Type: Application
    Filed: February 10, 2012
    Publication date: June 12, 2014
    Applicant: FABRICA NAIONAL DE MONEDA Y TIMBRE- REAL CASA DE LA MONEDA
    Inventors: Guillermo Orellana Moraleda, David García Fresnaldillo, Paloma Varela García De Oteyza, Javier Gamo Aranda, José Miguel Silván Pobes