Patents by Inventor Yolanda Alonso Marin

Yolanda Alonso Marin 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).

  • 11—[ (Z) -3- (dimethylamino) propylidene]—6, 11-dihydro-dibenz [B,E] oxepin-2-YI ]—acetic acid
    Patent number: 7612219
    Abstract: Process for the preparation of olopatadine (I), which comprises reacting a compound of formula (V) in the presence of a palladium catalyst to provide a compound of formula (VI), wherein the acid protecting group is removed to provide the compound of formula (I) and if desired, transformation into its salts.
    Type: Grant
    Filed: July 11, 2005
    Date of Patent: November 3, 2009
    Assignee: Urquima S.A.
    Inventors: Joan Bosch Cartés, Jordi Bachs Roca, Antonia Ma Gomez Gomez, Yolanda Alonso Marin, Mercè Bessa Sanchez
  • 11 - [ (Z) -3- (Dimethylamino) Propylidene] - 6, 11-Dihydro-Dibenz [B,E] Oxepin-2-Yl] - Acetic Acid
    Publication number: 20090005579
    Abstract: Process for the preparation of olopatadine (I), which comprises reacting a compound of formula (V) in the presence of a palladium catalyst to, provide a compound of formula (VI), wherein the acid protecting group is removed to provide the compound of formula (I) and if desired, transformation into its salts.
    Type: Application
    Filed: July 11, 2005
    Publication date: January 1, 2009
    Inventors: Joan Bosch Cartes, Jordi Bachs Roca, Antonia Ma Gomez Gomez, Yolanda Alonso Marin, Merce Bessa Sanchez
  • Process for the preparation of ropinirole
    Patent number: 7230118
    Abstract: A new process for the preparation of Ropinirole (1) and pharmaceutically acceptable hydrochloride salt thereof comprising reacting the compound (V) with nitromethane to obtain the compound of formula (II), which is reduced to compound (III) and alkylated to obtain compound (IV).
    Type: Grant
    Filed: October 13, 2004
    Date of Patent: June 12, 2007
    Assignee: Urquima S.A.
    Inventors: Joan Bosch Cartés, Xavier Pujol Ollé, José Luis Del Rio Pericacho, Yolanda Alonso Marin, Mercè Bessa Sanchez
  • Process for the preparation of ropinirole
    Publication number: 20070032540
    Abstract: A new process for the preparation of Ropinirole (1) and pharmaceutically acceptable hydrochloride salt thereof comprising reacting the compound (V) with nitromethane to obtain the compound of formula (II), which is reduced to compound (III) and alkylated to obtain compound (IV). The oxidation of the indole ring provides the compound of formula (I).
    Type: Application
    Filed: October 13, 2004
    Publication date: February 8, 2007
    Applicant: URGUIMA S.A.
    Inventors: Joan Bosch Cartés, Xavier Pujol Olle, Jose Del Rio Pericacho, Yolanda Alonso Marin, Merce Bessa Sanchez