Patents by Inventor Maria J. Magistretti

Maria J. Magistretti 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).

  • Patent number: 5196449
    Abstract: The anthocyanidins pelargonidin and delphidin, have been found to possess novel and unexpected activity in the ophthalmic field, specifically that they are active in reducing the permeability of ciliary body vessels. According to one aspect of the present invention there is provided a method of reducing the hyperpermeability of the ciliary body ocular vessels in a subject which comprises administering to the subject an effective dose of pelargonidin or delphidin. The invention further provides the use of pelargonidin or delphidin in the manufacture of pharmaceutical compositions for carrying out the method of treatment referred to above.
    Type: Grant
    Filed: June 24, 1990
    Date of Patent: March 23, 1993
    Assignee: IdB Holding SpA
    Inventors: Maria J. Magistretti, Marisa Conti, Giorgio Pifferi
  • Patent number: 4925870
    Abstract: There is described a process for preparing proanthocyanidine A2 by extraction from cortex or fruits of Aesculus hippocastanum and related species and its activity for stimulating healing processes, e.g. healing wounds and injuries of various origins, gastric and duodenal ulcers for modifying conditions of impaired capillary permeability and resistance and for obtaining an anti-lipid peroxidation effect.There are also described pharmaceutical formulations suitable for use by topical and systemic routes.
    Type: Grant
    Filed: May 25, 1989
    Date of Patent: May 15, 1990
    Assignees: Inverni Della Beffa SpA, Societe de Recherches Industrielles Sori
    Inventors: Bruno Gabetta, Maria J. Magistretti, Philippe Dostert
  • Patent number: 4925871
    Abstract: There is described a process for preparing proanthocyanidine A2 by extraction from cortex or fruits of Aesculus hippocastanum and related species and its activity for stimulating healing processes, e.g. healing wounds and injuries of various origins, gastric and duodenal ulcers for modifying conditions of impaired capillary permeability and resistance and for obtaining an anti-lipid peroxidation effect.There are also described pharmaceutical formulations suitable for use by topical and systemic routes.
    Type: Grant
    Filed: May 25, 1989
    Date of Patent: May 15, 1990
    Assignees: Inverni Della Beffa SpA, Societe de Recherches Industrielles Sori
    Inventors: Bruno Gabetta, Maria J. Magistretti
  • Patent number: 4863956
    Abstract: There is described a process for preparing proanthocyanidine A2 by extraction from cortex or fruits of Aesculus hippocastanum and related species and its activity for stimulating healing processes, e.g. healing wounds and injuries of various origins, gastric and duodenal ulcers for modifying conditions of impaired capillary permeability and resistance and for obtaining an anti-lipid peroxidation effect.There are also described pharmaceutical formulations suitable for use by topical and systemic routes.
    Type: Grant
    Filed: July 18, 1986
    Date of Patent: September 5, 1989
    Assignees: Inverni Della Beffa SpA, Societe de Recherches Industrielles Sori
    Inventors: Bruno Gabetta, Maria J. Magistretti, Philippe Dostert
  • Patent number: 4636569
    Abstract: Compounds with a flavanone skeleton having the formula I ##STR1## in which R.sub.1 and R.sub.2, which may be the same or different, represent hydrogen, hydroxyl, methoxyl, thiomethyl, amino or substituted amino, are endowed with expectorant, mucolytic, mucopoietic, choleretic and hypolipaemia-producing activity.
    Type: Grant
    Filed: March 6, 1984
    Date of Patent: January 13, 1987
    Assignee: Inverni Della Beffa S.p.A.
    Inventors: Ezio Bombardelli, Bruno Gabetta, Maria J. Magistretti
  • Patent number: 4275071
    Abstract: Imidazole derivatives of the formula I and pharmaceutically acceptable acid addition salts thereof are provided: ##STR1## In the formula, R.sub.4 1- or 2-naphthyl, optionally substituted with Cl, Br, or I; 1,2,3,4-tetrahydro-6-naphthyl; 3-duryl, optionally 6-substituted by Cl, Br, I, NO.sub.2, CH.sub.3 or benzyl; mesityl, phenyl 2-, 3- or 4-substituted by OH, NH.sub.2, NO.sub.2, CH.sub.3 CONH, phenyl, phenoxy, cyclohexyl, phenylthio, benzylthio, C.sub.1 -C.sub.6 alkyl or C.sub.1 C.sub.6 alkylthio; 4-bibenzylyl; 3,4-dihydroxyphenyl,n=0, 1 or 2 and(a) R=H, alkyl having 1 to 6 carbon atoms or phenyl R.sub.1 =H, alkyl having 1 to 6 carbon atoms or phenyl one of R.sub.2 and R.sub.3 =H the other of R.sub.2 and R.sub.3 =H, OH, benzoyloxy, C.sub.2 -C.sub.7 alkanoyloxy, N-(C.sub.1 -C.sub.6 alkyl)-carbamoyloxy, N,N-[di-(C.sub.1 C.sub.6)alkyl]-carbamoyloxy, but if R.sub.2 =R.sub.3 =H then R=R.sub.1 =H, or(b) R=H, C.sub.1 -C.sub.6 alkyl, phenyl R.sub.1 =H, C.sub.1 -C.sub.6 alkyl, phenyl R.sub.2 +R.sub.
    Type: Grant
    Filed: July 10, 1979
    Date of Patent: June 23, 1981
    Assignee: Recordati S.A.
    Inventors: Dante Nardi, Alberto Tajano, Maria J. Magistretti