Patents by Inventor Ferry Brands

Ferry Brands 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).

  • Methods for onapristone synthesis dehydration and deprotection
    Patent number: 11613555
    Abstract: Methods and systems for making onapristone (ONA) using acidic hydrolysis and dehydration with sulfuric acid in an alcoholic solution are provided.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 28, 2023
    Assignee: CONTEXT BIOPHARMA, INC.
    Inventors: Ulf Tilstam, Stefan Proniuk, Ferry Brands
  • METHODS FOR ONAPRISTONE SYNTHESIS DEHYDRATION AND DEPROTECTION
    Publication number: 20210221838
    Abstract: Methods and systems for making onapristone (ONA) using acidic hydrolysis and dehydration with sulfuric acid in an alcoholic solution are provided.
    Type: Application
    Filed: September 28, 2020
    Publication date: July 22, 2021
    Inventors: Ulf Tilstam, Stefan Proniuk, Ferry Brands
  • METHODS FOR ONAPRISTONE SYNTHESIS DEHYDRATION AND DEPROTECTION
    Publication number: 20180148471
    Abstract: Methods and systems for making onapristone (ONA) using acidic hydrolysis and dehydration with sulfuric acid in an alcoholic solution are provided.
    Type: Application
    Filed: November 29, 2017
    Publication date: May 31, 2018
    Inventors: Ulf Tilstam, Stefan Proniuk, Ferry Brands