Patents by Inventor Thomas Belser

Thomas Belser 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).

  • Method for preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalysis
    Patent number: 11332456
    Abstract: The invention discloses a method for the preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalyzed fluoro alkylation with fluoro alkyl halides of 1,4-dioxane in the presence of a base.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: May 17, 2022
    Assignee: Lonza Solutions AG
    Inventors: Christoph Taeschler, Thomas Belser, Stefan Ellinger, Florencio Zaragoza Doerwald, Matthias Beller, Helfried Neumann, Florian Fischer, Shaoke Zhang
  • Method for Preparation of Fluoro Alkylated 1,4-Dioxene by Homogeneous NI Catallysis
    Publication number: 20220041570
    Abstract: The invention discloses a method for the preparation of fluoro alkylated 1,4-dioxene by homogeneous Ni catalyzed fluoro alkylation with fluoro alkyl halides of 1,4-dioxane in the presence of a base.
    Type: Application
    Filed: February 20, 2020
    Publication date: February 10, 2022
    Inventors: Christoph Taeschler, Thomas Belser, Stefan Ellinger, Florencio Zaragoza Doerwald, Matthias Beller, Helfried Neumann, Florian Fischer, Shaoke Zhang
  • PROCESS FOR THE PREPARATION OF OPTICALLY ACTIVE ETHENYLPHENYL ALCOHOLS
    Publication number: 20100130745
    Abstract: In one aspect, the present invention relates to a process for the preparation of an optically active alcohol of formula or its mirror image, wherein R1 is unsubstituted or substituted heteroaryl and R2 is phenyl or substituted aryl, by asymmetrically hydrogenating the corresponding ketones in the presence of specific platinum metal complex catalysts, particularly ruthenium.
    Type: Application
    Filed: April 25, 2008
    Publication date: May 27, 2010
    Inventors: John McGarrity, Erhard Bappert, Thomas Belser