Patents by Inventor Luciano Castiglia

Luciano Castiglia 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 PREPARATION OF CONTRAST AGENTS
    Publication number: 20090306424
    Abstract: The present invention refers to a process for preparing a compound of formula (I) through a carboxymethylation reaction occurring in the presence of a suitable alkylating agent and of a base, without the need of monitoring the pH of the reaction environment. The compound of formula (I) is a useful intermediate in the preparation of diagnostic contrast agents for MRI techniques.
    Type: Application
    Filed: August 12, 2009
    Publication date: December 10, 2009
    Applicant: BRACCO IMAGING S.P.A.
    Inventors: Silvia Ceragioli, Giovanni Luca Ciarciello, Luciano Castiglia
  • Process for the preparation of contrast agents
    Patent number: 7592482
    Abstract: The present invention refers to a process for preparing a compound of formula (I) through a carboxymethylation reaction occurring in the presence of a suitable alkylating agent and of a base, without the need of monitoring the pH of the reaction environment. The compound of formula (I) is a useful intermediate in the preparation of diagnostic contrast agents for MRI techniques.
    Type: Grant
    Filed: August 24, 2006
    Date of Patent: September 22, 2009
    Assignee: Bracco Imaging S.p.A.
    Inventors: Silvia Ceragioli, Giovanni Luca Ciarciello, Luciano Castiglia