Patents by Inventor Viviana Frigeni

Viviana Frigeni 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).

  • 4-(3-Coumarinyl)-thiazole-derivatives with anti-allergic, anti-anaphylactic and anti-arthritic activity and compositions containing them
    Patent number: 4902688
    Abstract: Compounds of formula ##STR1## (wherein R, R.sub.1 and R.sub.2 have the meanings reported in the specification) and their preparation are described.The compounds of formula I have anti-allergic, anti-anaphylactic and anti-arthritic activity and are useful in pharmaceutical field.Compositions for pharmaceutical use containing a compound of formula I as active ingredient are described too.
    Type: Grant
    Filed: March 23, 1988
    Date of Patent: February 20, 1990
    Assignee: Zambon Group S.p.A.
    Inventors: Dario Chiarino, Gian Carlo Grancini, Viviana Frigeni, Angelo Carenzi
  • Benzopyran[4,3-d]-thiazole-derivatives with anti-allergic, anti-anaphylactic and anti-arithritic activity and compositions containing them
    Patent number: 4829077
    Abstract: Compounds of formula ##STR1## (wherein R and R.sub.1 have the meanings reported in the specification) and their preparation are described.The compounds of formula I have anti-allergic, anti-anaphylactic and anti-arthritic activity and are useful in pharmaceutical field.Compositions for pharmaceutical use containing a compound of formula I as active ingredient are described too.
    Type: Grant
    Filed: March 23, 1988
    Date of Patent: May 9, 1989
    Assignee: Zambon Group S.p.A.
    Inventors: Dario Chiarino, Gian C. Grancini, Viviana Frigeni, Angelo Carenzi
  • Method of treatment for inhibiting the tolerance onset while treating painful syndromes with central analgesics
    Patent number: 4575506
    Abstract: Thiamphenicol for use in the inhibition of tolerance onset while treating painful syndromes with central analgesics.
    Type: Grant
    Filed: November 1, 1984
    Date of Patent: March 11, 1986
    Assignee: Zambon S.p.A.
    Inventors: Davide Della Bella, Viviana Frigeni, Angelo Carenzi
  • Analgesic, antipyretic or anti-inflammatory imidazole compounds
    Patent number: 4560696
    Abstract: New imidazole compounds of the formula ##STR1## their salts and analgesic, antipyretic and antiinflammatory pharmaceutical composition containing them. New intermediates useful in the preparation of said imidazole compounds.Process for preparing the new imidazole compounds as well as some new intermediates for the preparation thereof.
    Type: Grant
    Filed: March 20, 1984
    Date of Patent: December 24, 1985
    Assignee: Zambon S.p.A.
    Inventors: Angelo Carenzi, Dario Chiarino, Davide Della Bella, Viviana Frigeni, Carlo Veneziani