Patents by Inventor Mario Riocci

Mario Riocci 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).

  • Polymers and copolymers containing malonic (meth)acrylamide units
    Patent number: 5089577
    Abstract: New homopolymers formed by malonic (meth)acrylamide monomer units according to the following formula: ##STR1## wherein R is H or CH.sub.3 ; X is H or an alkaline metal or NH.sub.4.sup.+ ; and copolymers formed by (meth)acrylamide monomer units (I) and monomer units (II).
    Type: Grant
    Filed: December 18, 1990
    Date of Patent: February 18, 1992
    Assignee: Eniricerche S.p.A. and AGIP S.p.A.
    Inventors: Fabrizio Bonaccorsi, Rosario Pappa, Mario Riocci, Arnaldo Roggero, Thomas P. Lockhart
  • Asymmetric hydrogenation of prochiral olefins by complexes of transition metals immobilized in clay-like minerals
    Patent number: 4328364
    Abstract: For the asymmetrical hydrogenation of prochiral olefins, a catalyst system is proposed which is a Rhodium cationic complex immobilized on a clay-like mineral such as hectorite, bentonite and haloysite.
    Type: Grant
    Filed: May 23, 1980
    Date of Patent: May 4, 1982
    Assignee: Snamprogetti, S.p.A.
    Inventors: Marcello Mazzei, Mario Riocci, Walter Marconi