Patents by Inventor Allegrini Pietro

Allegrini Pietro 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 preparing 2-acetythio-3-phenyl-propionic acid and the salts thereof
    Patent number: 6080881
    Abstract: It is described a process for preparing 2-acetylthio-3-phenyl-propionic acid and the salts thereof starting from 2-bromo-3-phenyl-propionic acid and potassium thioacetate in an organic solvent and in the presence of a phase transfer catalyst.
    Type: Grant
    Filed: February 17, 1999
    Date of Patent: June 27, 2000
    Assignee: Zambon Group S.p.A.
    Inventors: Allegrini Pietro, Soriato Giorgio