Patents by Inventor Evin Hazael Granados-Covarrubias

Evin Hazael Granados-Covarrubias 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).

  • Processes for the preparation of axitinib
    Patent number: 9580406
    Abstract: Processes for the preparation of Axitinib in good yield (generally greater than 80%) are provided that avoid the use of a palladium-catalyzed coupling reaction.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: February 28, 2017
    Assignee: Signa S.A. de C.V.
    Inventors: Evin Hazael Granados-Covarrubias, José Miguel Lazcano-Seres, Roberto Carlos Melgar-Fernández, Armando Zambrano-Huerta, Martín Raúl Montiel-Pérez, Israel Flores-García
  • Processes for the Preparation of Axitinib
    Publication number: 20160318898
    Abstract: Processes for the preparation of Axitinib in good yield (generally greater than 80%) are provided that avoid the use of a palladium-catalyzed coupling reaction.
    Type: Application
    Filed: April 27, 2016
    Publication date: November 3, 2016
    Inventors: Evin Hazael Granados-Covarrubias, José Miguel Lazcano-Seres, Roberto Carlos Melgar-Fernández, Armando Zambrano-Huerta, Martín Raúl Montiel-Pérez, Israel Flores-García
  • Processes for the preparation of sodium 5,14-dihydrotetraazapentacene polysulfonate, and intermediates thereof
    Patent number: 9120803
    Abstract: This invention relates to processes for the preparation of sodium 5,14-dihydrotetraazapentacene polysulfonate (1), and intermediates thereof.
    Type: Grant
    Filed: June 7, 2013
    Date of Patent: September 1, 2015
    Assignee: Signa S.A. de C.V.
    Inventors: José Miguel Lazcano-Seres, Cuauhtémoc Carrasco-Pacheco, Evin Hazael Granados-Covarrubias, Maria De la Luz Reyes-Reyes, Alberto Martinez-Díaz, Roberto Carlos Melgar-Fernández, Armando Zambrano-Huerta, Maria Viviana Cordero-Pensado, Edson Olimpo Sanchéz-López, Omar Gutiérrez-Cajero
  • PROCESSES FOR THE PREPARATION OF SODIUM 5,14-DIHYDROTETRAAZAPENTACENE POLYSULFONATE, AND INTERMEDIATES THEREOF
    Publication number: 20130331572
    Abstract: This invention relates to processes for the preparation of sodium 5,14-dihydrotetraazapentacene polysulfonate (1), and intermediates thereof.
    Type: Application
    Filed: June 7, 2013
    Publication date: December 12, 2013
    Inventors: José Miguel Lazcano-Seres, Cuauhtémoc Carrasco-Pacheco, Evin Hazael Granados-Covarrubias, Maria De la Luz Reyes-Reyes, Alberto Martinez-Díaz, Roberto Carlos Melgar-Fernández, Armando Zambrano-Huerta, Maria Viviana Cordero-Pensado, Edson Olimpo Sanchéz-López, Omar Gutiérrez-Cajero