Patents by Inventor Gianpietro Melone

Gianpietro Melone 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).

  • Amine-substituted biphenyldiphosphines
    Patent number: 7589196
    Abstract: 1,1?-Biphenyl-2,2?-diphosphines having at least one amine substituent in the para position relative to the phosphine group and having the formulae are ligands for metal complexes which serve as catalysts for asymmetric addition reactions of prochiral organic compounds and whose catalytic properties can be tailored specifically to particular substrates by substitution of the amine group.
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: September 15, 2009
    Assignee: Solvias AG
    Inventors: Benoît Pugin, Pierre Martin, Markus Müller, Frédéric Maurice Naud, Felix Spindler, Marc Thommen, Gianpietro Melone, Martin Kesselgruber