Patents by Inventor Evelin Vignale

Evelin Vignale 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 the iodination of aromatic compounds
    Patent number: 9238615
    Abstract: The present invention relates to a process for the preparation of iodinated anilines; in particular, it relates to a process including the direct iodination, with suitably activated iodine, of 3,5-disubstituted anilines to the corresponding 3,5-disubstituted-2,4,6-triiodoanilines, which are useful intermediates for the synthesis of x-ray contrast media, and to the preparation of the contrast media themselves.
    Type: Grant
    Filed: April 8, 2010
    Date of Patent: January 19, 2016
    Assignee: BRACCO IMAGING S.P.A.
    Inventors: Attilio Citterio, Luciano Lattuada, Gabriella Leonardi, Fulvio Uggeri, Evelin Vignale, Massimo Visigalli, Aurelia Ferrigato, Gabriele Meli, Roberta Fretta, Roberta Mazzon
  • Process for the iodination of phenolic derivatives
    Patent number: 8766003
    Abstract: The present invention relates to a process for the preparation of iodinated phenols; in particular; it relates to a process including the direct iodination, with suitably activated iodine, of 3,5-disubstituted phenol compounds to the corresponding 3,5-disubstituted-2,4,6-triiodophenols, which are useful intermediates for the synthesis of x-ray contrast media, and to the preparation of the contrast media themselves.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: July 1, 2014
    Assignee: Bracco Imaging S.p.A.
    Inventors: Attilio Citterio, Elisa Battistini, Davide Belnome, Federica Buonsanti, Luciano Lattuada, Gabriella Leonardi, Fulvio Uggeri, Evelin Vignale, Massimo Visigalli
  • Process For The Iodination Of Phenolic Derivatives
    Publication number: 20130072719
    Abstract: The present invention relates to a process for the preparation of iodinated phenols; in particular; it relates to a process including the direct iodination, with suitably activated iodine, of 3,5-disubstituted phenol compounds to the corresponding 3,5-disubstituted-2,4,6-triiodophenols, which are useful intermediates for the synthesis of x-ray contrast media, and to the preparation of the contrast media themselves.
    Type: Application
    Filed: June 9, 2011
    Publication date: March 21, 2013
    Applicant: BRACCO IMAGING S.P.A.
    Inventors: Attilio Citterio, Elisa Battistini, Davide Belnome, Federica Buonsanti, Luciano Lattuada, Gabriella Leonardi, Fulvio Uggeri, Evelin Vignale, Massimo Visigalli
  • Process For The Iodination Of Aromatic Compounds
    Publication number: 20120041224
    Abstract: The present invention relates to a process for the preparation of iodinated anilines; in particular, it relates to a process including the direct iodination, with suitably activated iodine, of 3,5-disubstituted anilines to the corresponding 3,5-disubstituted-2,4,6-triiodoanilines, which are useful intermediates for the synthesis of x-ray contrast media, and to the preparation of the contrast media themselves.
    Type: Application
    Filed: April 8, 2010
    Publication date: February 16, 2012
    Applicant: BRACCO IMAGING S.P.A.
    Inventors: Attilio Citterio, Luciano Lattuada, Gabriella Leonardi, Fulvio Uggeri, Evelin Vignale, Massimo Visigalli, Aurelia Ferrigato, Gabriele Meli, Roberta Fretta, Roberta Mazzon