Patents by Inventor lvano MESSINA

lvano MESSINA 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).

  • INTERMEDIATES FOR THE PREPARATION OF 11-METHYLENE STEROIDS
    Publication number: 20210269474
    Abstract: Compounds having the formula or solvates of the compounds can be used as intermediates in the preparation of the synthetic steroids, Etonogestrel and Desogestrel, as well as other pharmaceutically active agents.
    Type: Application
    Filed: May 13, 2021
    Publication date: September 2, 2021
    Inventors: Celso Miguel SANDOVAL RODRÍGUEZ, Ignacio HERRÁIZ SIERRA, lvano MESSINA, Jesús Miguel IGLESIAS RETUERTO
  • PROCESS AND NEW INTERMEDIATES FOR THE PREPARATION OF 11-METHYLENE STEROIDS
    Publication number: 20190092807
    Abstract: The invention relates to a process for the preparation of 11-methylene steroids through selective olefination of the ketone at position 11. The resulting products are useful intermediates in the preparation of several pharmaceutically active agents, such as Etonogestrel and Desogestrel.
    Type: Application
    Filed: March 2, 2017
    Publication date: March 28, 2019
    Inventors: Celso Miguel SANDOVAL RODRÍGUEZ, Ignacio HERRÁIZ SIERRA, lvano MESSINA, Jesús Miguel IGLESIAS RETUERTO