Patents by Inventor Luigi Vigano'

Luigi Vigano' 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).

  • SHALE HYDRATION INHIBITORS AND SUBTERRANEAN TREATMENT FLUIDS CONTAINING THEM
    Publication number: 20240101886
    Abstract: Method for inhibiting the swelling and/or the dispersion of shales during the treatment of subterranean shale formations comprising the steps of: a) providing a subterranean treatment fluid comprising from 0.001 to 10% by weight of a polyester obtained by reacting a dicarboxylic acid having from 2 to 8 carbon atoms with a specific alkoxylated diamine; b) introducing said treatment fluid into a wellbore at a pressure sufficient to treat the subterranean shale formations.
    Type: Application
    Filed: February 1, 2022
    Publication date: March 28, 2024
    Applicant: LAMBERTI SPA
    Inventors: Laura VIGANÒ, Lorenzo GIARDINI, Letizia PRIVITERA, Luigi MERLI, Daniele CROSTA, Pierangelo PIROVANO, Alessandro D'ALOIA, Cristina PICCO
  • Liquid pharmaceutical composition for oral use containing 2-(4-isobutylphenyl) propionic acid
    Patent number: 6005005
    Abstract: A liquid pharmaceutical composition for oral use containing 2-(4-isobutylphenyl)-propionic acid, as the active ingredient, and arginine is described.
    Type: Grant
    Filed: June 15, 1994
    Date of Patent: December 21, 1999
    Assignee: Zambon Group S.p.A.
    Inventors: Federico Stroppolo, Daniele Bonadeo, Luigi Vigano', Annibale Gazzaniga, deceased, by Paola Maria Gazzaniga, legal representative
  • Pharmaceutical composition having analgesic activity
    Patent number: 5693312
    Abstract: Pharmaceutical compositions having analgesic activity containing (S)-2-(6-methoxy-2-naphthyl)-propionic acid as active ingredient and arginine, useful for the preparation of pharmaceutical forms for oral route, are described,
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: December 2, 1997
    Assignee: Zambon Group S.p.A.
    Inventors: Federico Stroppolo, Daniele Bonadeo, Luigi Vigano, Annibale Gazzaniga
  • Effervescent composition with analgesic activity
    Patent number: 4689218
    Abstract: It is described an effervescent composition consisting of:Ibuprofen 9-17% w/wArginine 17-33% w/wSodium or potassium bicarbonate 20-35% w/wSodium bitartrate 25-40% w/wSuch composition is useful for pharmaceutical preparations in the form of effervescent tablets or granulates.
    Type: Grant
    Filed: November 6, 1986
    Date of Patent: August 25, 1987
    Assignee: Zambon S.p.A.
    Inventors: Annibale Gazzaniga, Valter Gianesello, Federico Stroppolo, Luigi Vigano'