Patents by Inventor Jürgen Klankermayer

Jürgen Klankermayer 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).

  • Patent number: 10682636
    Abstract: A compound represented by the structure of formula (I): The compound is useful as a ligand for ruthenium to form an organometallic complex. The complex may be immobilized on an oxidic support to form an active, heterogeneous catalyst for the hydrogenolysis of amides to form amines and optionally alcohols.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: June 16, 2020
    Assignee: Eastman Chemical Company
    Inventors: Jürgen Klankermayer, Walter Leitner, Andreas Rosen, Stefan Westhues, Robert Thomas Hembre
  • Publication number: 20200001286
    Abstract: A compound represented by the structure of formula (I): The compound is useful as a ligand for ruthenium to form an organometallic complex. The complex may be immobilized on an oxidic support to form an active, heterogeneous catalyst for the hydrogenolysis of amides to form amines and optionally alcohols.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 2, 2020
    Applicant: Eastman Chemical Company
    Inventors: Jürgen KLANKERMAYER, Walter LEITNER, Andreas ROSEN, Stefan WESTHUES, Robert Thomas HEMBRE
  • Publication number: 20190345178
    Abstract: A compound by the name 1,1,1-tris(di(3,5-dimethoxyphenyl)phosphino-methyl)ethane. The compound can be represented by the structure of formula (I): The compound is useful as a ligand for ruthenium to form an organometallic complex. The complex is an active catalyst for the hydrogenolysis of amides to form amines and optionally alcohols.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 14, 2019
    Applicant: Eastman Chemical Company
    Inventors: Jürgen KLANKERMAYER, Stefan WESTHUES, Walter LEITNER, Robert Thomas HEMBRE
  • Patent number: 10434504
    Abstract: A method for the reduction organic molecules comprising a Ruthenium-Triphosphine complex with aromatic ligands at the phosphors which are ortho or meta substituted.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: October 8, 2019
    Assignee: RHEINISCH-WESTFÄLISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Jürgen Klankermayer, Walter Leitner, Markus Meuresch
  • Publication number: 20190134618
    Abstract: A method for the reduction organic molecules comprising a Ruthenium-Triphosphine complex with aromatic ligands at the phosphors which are ortho or meta substituted.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 9, 2019
    Applicant: RHEINISCH-WESTFÄLISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Jürgen KLANKERMAYER, Walter Leitner, Markus Meuresch
  • Patent number: 10166534
    Abstract: A method for the reduction organic molecules comprising a Ruthenium-Triphosphine complex with aromatic ligands at the phosphors which are ortho or meta substituted.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: January 1, 2019
    Assignee: RHEINISCH-WESTFALISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Jürgen Klankermayer, Walter Leitner, Markus Meuresch
  • Publication number: 20180008972
    Abstract: A method for the reduction organic molecules comprising a Ruthenium-Triphosphine complex with aromatic ligands at the phosphors which are ortho or meta substituted.
    Type: Application
    Filed: February 11, 2015
    Publication date: January 11, 2018
    Applicant: RHEINISCH-WESTFÄLISCHE TECHNISCHE (RWTH) AACHEN
    Inventors: Jürgen KLANKERMAYER, Walter Leitner, Markus Meuresch
  • Patent number: 9650310
    Abstract: A method for the methylation of amines, amides and imines comprises the step of reacting these compounds with CO2 and H2 in the presence of a Ruthenium-phosphine complex.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: May 16, 2017
    Assignee: RHEINISCHE-WESTFÄLISCHE TECHNISCHE HOCHSCHULE (RWTH) AACHEN
    Inventors: Jürgen Klankermayer, Kassem Beydoun, Thorsten Vom Stein, Walter Leitner
  • Publication number: 20160168043
    Abstract: A method for the methylation of amines, amides and imines comprises the step of reacting these compounds with CO2 and H2 in the presence of a Ruthenium-phosphine complex.
    Type: Application
    Filed: June 25, 2014
    Publication date: June 16, 2016
    Inventors: JÜRGEN KLANKERMAYER, Kassem BEYDOUN, Thorsten VOM STEIN, WALTER LEITNER
  • Patent number: 9216933
    Abstract: A method for the reduction of carbon dioxide and/or carbon dioxide derivatives to methanol comprises the step of hydrogenation carbon dioxide and/or carbon dioxide derivatives in the presence of a Ruthenium-phosphine complex.
    Type: Grant
    Filed: April 16, 2013
    Date of Patent: December 22, 2015
    Assignee: RHEINISCH-WESTFALISCHE TECHNISCHE HOCHSCHULE AACHEN
    Inventors: Jürgen Klankermayer, Walter Leitner, Sebastian Wesselbaum, Thorsten Vom Stein
  • Publication number: 20150087867
    Abstract: A method for the reduction of carbon dioxide and/or carbon dioxide derivatives to methanol comprises the step of hydrogenation carbon dioxide and/or carbon dioxide derivatives in the presence of a Ruthenium-phosphine complex.
    Type: Application
    Filed: April 16, 2013
    Publication date: March 26, 2015
    Inventors: Jürgen Klankermayer, Walter Leitner, Sebastian Wesselbaum, Thorsten Vom Stein