Patents by Inventor Marisa Pretto

Marisa Pretto 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 phosphonium sulfonates
    Patent number: 9249169
    Abstract: The invention relates to a process for the preparation of phosphonium sulfonates, particularly tetraalkylphosphonium fluoroalkylsulfonates, in the presence of amine-type bases.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: February 2, 2016
    Assignee: MITENI S.P.A.
    Inventors: Dario Lazzari, Simonetta Mondini, Marisa Pretto, Francisco Casado Moreno, Andrea Faccin, Camillo Zarantonello
  • PROCESS FOR THE PREPARATION OF PHOSPHONIUM SULFONATES
    Publication number: 20150175638
    Abstract: The invention relates to a process for the preparation of phosphonium sulfonates, particularly tetraalkylphosphonium fluoroalkylsulfonates, in the presence of amine-type bases.
    Type: Application
    Filed: July 10, 2013
    Publication date: June 25, 2015
    Inventors: Dario Lazzari, Simonetta Mondini, Marisa Pretto, Francisco Casado Moreno, Andrea Faccin, Camillo Zarantonello
  • Process for the preparation of 3,5- bis(trifluoromethyl)benzylalcohol
    Publication number: 20070135662
    Abstract: The present invention concerns a process for preparing 3,5bis(trifluoromethyl)benzylalcohol by formylation in a solvent of an appropriate organo-magnesium derivative with solid paraformaldehyde and optionally its conversion into a 3,5-bis(trifluoromethyl)benzyl halide.
    Type: Application
    Filed: October 13, 2003
    Publication date: June 14, 2007
    Applicant: MITENI S.p.A.
    Inventors: Alessandro Nardello, Marisa Pretto, Andrea Faccin