Patents by Inventor Milena Bachetti

Milena Bachetti 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).

  • Use of polyols to obtain stable polymorphous forms of rifaximin
    Patent number: 10280177
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: May 7, 2019
    Assignee: ALFASIGMA S.P.A.
    Inventors: Paola Maffei, Milena Bachetti, Giuseppe Bottoni, Giuseppe Claudio Viscomi
  • USE OF POLYOLS TO OBTAIN STABLE POLYMORPHOUS FORMS OF RIFAXMIN
    Publication number: 20170101417
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Application
    Filed: May 12, 2016
    Publication date: April 13, 2017
    Inventors: Paola MAFFEI, Milena BACHETTI, Giuseppe BOTTONI, Giuseppe Claudio VISCOMI
  • USE OF POLYOLS TO OBTAIN STABLE POLYMORPHOUS FORMS OF RIFAXMIN
    Publication number: 20150072002
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Application
    Filed: April 28, 2014
    Publication date: March 12, 2015
    Applicant: ALFA WASSERMANN S.P.A.
    Inventors: Paola MAFFEI, Milena BACHETTI, Giuseppe BOTTONI, Giuseppe Claudio VISCOMI
  • Use of polyols to obtain stable polymorphous forms of rifaximin
    Patent number: 8748449
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: June 10, 2014
    Assignee: Alfa Wassermann S.p.A.
    Inventors: Paola Maffei, Milena Bachetti, Giuseppe Bottoni, Giuseppe Claudio Viscomi
  • USE OF POLYOLS TO OBTAIN STABLE POLYMORPHOUS FORMS OF RIFAXIMIN
    Publication number: 20130072676
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Application
    Filed: July 9, 2012
    Publication date: March 21, 2013
    Applicant: ALFA WASSERMANN, S.P.A.
    Inventors: Paola MAFFEI, Milena BACHETTI, Giuseppe BOTTONI, Giuseppe Claudio VISCOMI
  • Use of polyols to obtain stable polymorphous forms of rifaximin
    Patent number: 8217054
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Grant
    Filed: July 31, 2007
    Date of Patent: July 10, 2012
    Assignee: Alfa Wassermann, S.p.A.
    Inventors: Paola Maffei, Milena Bachetti, Giuseppe Bottoni, Giuseppe Claudio Viscomi
  • USE OF POLYOLS TO OBTAIN STABLE POLYMORPHOUS FORMS OF RIFAXIMIN
    Publication number: 20100010028
    Abstract: Polyols stabilize polymorphous form of rifaximin, in particular the ? form. When polyols having at least two hydroxy groups are added to rifaximin powder, polymorph ? is stable and remains stable in time independently from the environment humidity. In this invention a method to prepare formulations constituted by pure and stable polymorphous forms able to give a pharmaceutical product is described.
    Type: Application
    Filed: July 31, 2007
    Publication date: January 14, 2010
    Applicant: Alfa Wassermann, S.P.A.
    Inventors: Paola Maffei, Milena Bachetti, Gluseppe Bottoni, Giuseppe Claudio Viscomi