Patents by Inventor Viktor ZIMMERMANN

Viktor ZIMMERMANN 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).

  • PROCESS FOR PRODUCTION OF NEW SULFOLENIC INTERMEDIATES
    Publication number: 20230142429
    Abstract: The present invention relates to a new process for the production of new specific intermediates, which are preferably used in the production of vitamin A, vitamin A acetate, or ?-carotene and derivatives thereof, e.g. canthaxanthin, astaxanthin or zeaxanthin.
    Type: Application
    Filed: March 22, 2021
    Publication date: May 11, 2023
    Inventors: Werner BONRATH, Marc-André MUELLER, Bettina WUESTENBERG, Viktor ZIMMERMANN
  • PROCESS FOR PRODUCTION OF VITAMIN A
    Publication number: 20230125156
    Abstract: The present invention relates to a new process for the production of vitamin A and/or its derivatives.
    Type: Application
    Filed: March 22, 2021
    Publication date: April 27, 2023
    Inventors: Werner BONRATH, Marc-André MUELLER, Bettina WUESTENBERG, Viktor ZIMMERMANN
  • DEHYDROGENATION PROCESS
    Publication number: 20230068017
    Abstract: The present invention relates to a new compound and the dehydrogenation of that compound to produce retinal.
    Type: Application
    Filed: December 15, 2020
    Publication date: March 2, 2023
    Inventors: Werner BONRATH, Marc-André MUELLER, Bettina WUESTENBERG, Viktor ZIMMERMANN
  • NEW PROCESS FOR THE PRODUCTION OF RETINAL
    Publication number: 20220204445
    Abstract: The present invention relates to a new process for the production of retinal or hydrogenated form of retinal.
    Type: Application
    Filed: April 3, 2020
    Publication date: June 30, 2022
    Inventors: Werner BONRATH, Marc-André MUELLER, Bettina WUESTENBERG, Viktor ZIMMERMANN