Patents by Inventor Christian Wallen

Christian Wallen 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).

  • METAL-METAL BONDED AMMONIA OXIDATION CATALYSTS
    Publication number: 20230014161
    Abstract: Methods and catalysts for oxidizing ammonia to nitrogen are described. Specifically, diruthenium complexes that spontaneously catalyze this reaction are disclosed. Accordingly, the disclosed methods and catalysts can be used in various electrochemical cell-based energy storage and energy production applications that could form the basis for a potential nitrogen economy.
    Type: Application
    Filed: September 7, 2022
    Publication date: January 19, 2023
    Inventors: John Berry, Christian Wallen, Michael Trenerry, Tristan Brown, Sungho Park
  • Metal-metal bonded ammonia oxidation catalysts
    Patent number: 11465136
    Abstract: Methods and catalysts for oxidizing ammonia to nitrogen are described. Specifically, diruthenium complexes that spontaneously catalyze this reaction are disclosed. Accordingly, the disclosed methods and catalysts can be used in various electrochemical cell-based energy storage and energy production applications that could form the basis for a potential nitrogen economy.
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: October 11, 2022
    Assignee: Wisconsin Alumni Research Foundation
    Inventors: John Berry, Christian Wallen, Tristan Brown, Sungho Park
  • Metal-Metal Bonded Ammonia Oxidation Catalysts
    Publication number: 20210121861
    Abstract: Methods and catalysts for oxidizing ammonia to nitrogen are described. Specifically, diruthenium complexes that spontaneously catalyze this reaction are disclosed. Accordingly, the disclosed methods and catalysts can be used in various electrochemical cell-based energy storage and energy production applications that could form the basis for a potential nitrogen economy.
    Type: Application
    Filed: October 23, 2020
    Publication date: April 29, 2021
    Inventors: John Berry, Christian Wallen, Michael Trenerry, Tristan Brown, Sungho Park