Patents by Inventor Henning RÜTER

Henning RÜTER 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).

  • Synthesis of mono-chlorinated acetophenone
    Patent number: 11104630
    Abstract: The present invention relates to the improved synthesis of chlorinated acetophenones (CAP) of formula (I). Particularly, the invention shows a way how to reduce the use of chlorinated solvents and the formation of chlorinated volatile by-products in the synthesis.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: August 31, 2021
    Assignee: SIEGFRIED AG
    Inventors: Silvia Ott-Dombrowski, Henning Rüter, Reto Ulrich, Franz Zumpe
  • SYNTHESIS OF MONO-CHLORINATED ACETOPHENONE
    Publication number: 20210107853
    Abstract: The present invention relates to the improved synthesis of chlorinated acetophenones (CAP) of formula (I). Particularly, the invention shows a way how to reduce the use of chlorinated solvents and the formation of chlorinated volatile by-products in the synthesis.
    Type: Application
    Filed: December 14, 2018
    Publication date: April 15, 2021
    Inventors: Silvia OTT-DOMBROWSKI, Henning RÜTER, Reto ULRICH, Franz ZUMPE