Patents by Inventor Enrica Narisano

Enrica Narisano 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 monobactames and their intermediate product
    Patent number: 5254681
    Abstract: There is described a process for preparing monobactames of formula: ##STR1## where R=acyl, and their pharmaceutically acceptable salts, starting from ethyl (S)-3-hydroxybutanoate through the reaction intermediate (3S, 4R)-3-hydrazino-4-methyl-2-oxo-1-azetidine sulfonic acid or a salt thereof. This intermediate is new and therefore represents a further object of the present invention.
    Type: Grant
    Filed: May 11, 1993
    Date of Patent: October 19, 1993
    Assignee: Consiglio Nazionale Delle Ricerche
    Inventors: Giuseppe Guanti, Luca Banfi, Enrica Narisano, Giorgio Cevasco