Patents by Inventor Christian Ehrenreich

Christian Ehrenreich 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).

  • ELECTRONIC DEVICES
    Publication number: 20240147847
    Abstract: The present invention relates to electronic devices, in particular organic electroluminescent devices containing pyridone derivates.
    Type: Application
    Filed: October 13, 2020
    Publication date: May 2, 2024
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH, Jens ENGELHART
  • HETEROAROMATIC COMPOUNDS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20240092783
    Abstract: The present invention relates to heteroaromatic compounds suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing said compounds.
    Type: Application
    Filed: March 15, 2022
    Publication date: March 21, 2024
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • Metal complexes for use as emitters in organic electroluminescence devices
    Patent number: 11932659
    Abstract: The present invention relates to metal complexes and electronic devices, in particular organic electroluminescent devices containing said metal complexes.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: March 19, 2024
    Assignee: UDC Ireland Limited
    Inventors: Philipp Stoessel, Christian Ehrenreich
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20240083891
    Abstract: The present invention relates to compounds which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing these compounds.
    Type: Application
    Filed: January 3, 2022
    Publication date: March 14, 2024
    Inventors: Amir Hossain PARHAM, Philipp STOESSEL, Christian EHRENREICH, Jonas Valentin KROEBER, Christian EICKHOFF
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20240090327
    Abstract: The invention relates to compounds which are suitable for use in electronic devices, and electronic devices, in particular organic electroluminescent devices, containing said compounds.
    Type: Application
    Filed: August 16, 2021
    Publication date: March 14, 2024
    Inventors: Amir Hossain PARHAM, Philipp STOESSEL, Christian EHRENREICH
  • Metal complexes
    Patent number: 11917903
    Abstract: The present invention relates to binuclear, trinuclear and tetranuclear metal complexes and to electronic devices, especially organic electroluminescent devices, comprising these metal complexes.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: February 27, 2024
    Assignee: UDC Ireland Limited
    Inventors: Philipp Stoessel, Christian Ehrenreich, Armin Auch
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20240057479
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing these compounds.
    Type: Application
    Filed: December 7, 2021
    Publication date: February 15, 2024
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • SULFUROUS COMPOUNDS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230422610
    Abstract: The present invention relates to sulfurous compounds which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices containing said compounds.
    Type: Application
    Filed: November 9, 2021
    Publication date: December 28, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • HETEROCYCLIC COMPOUNDS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230416264
    Abstract: The present invention relates to heterocyclic compounds which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing said compounds.
    Type: Application
    Filed: November 29, 2021
    Publication date: December 28, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20230397495
    Abstract: The present invention relates to an organic electroluminescent device comprising a light-emitting layer comprising an electron-transporting host material and a hole-transporting host material, and to a formulation comprising a mixture of the host materials and to a mixture comprising the host materials. The electron-transporting host material corresponds to a compound of the formula (1) comprising diazadibenzofuran or diazadibenzothiophene units. The hole-transporting host material corresponds to a compound of the formula (2) from the class of the biscarbazoles or the derivatives thereof.
    Type: Application
    Filed: October 25, 2021
    Publication date: December 7, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20230389344
    Abstract: The present invention relates to an organic electroluminescent device comprising a light-emitting layer comprising an electron-transporting host material and a hole-transporting host material, and to a formulation comprising a mixture of the host materials and to a mixture comprising the host materials. The electron-transporting host material corresponds to a compound of the formula (1) comprising diazadibenzofuran or diazadibenzothiophene units. The hole-transporting host material corresponds to a compound of the formula (2) from the class of the biscarbazoles or the derivatives thereof.
    Type: Application
    Filed: September 21, 2021
    Publication date: November 30, 2023
    Inventors: Amir Hossain PARHAM, Jonas Valentin KROEBER, Christian EICKHOFF, Christian EHRENREICH
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20230371372
    Abstract: The application relates to heterocyclic compounds of formulae (IV) to (VII), to the use of said compounds in an electronic device, and to methods for producing said compounds.
    Type: Application
    Filed: March 22, 2021
    Publication date: November 16, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH, Jens ENGELHART
  • COMPOUNDS WITH AN ACCEPTOR AND A DONOR GROUP
    Publication number: 20230354701
    Abstract: The present invention describes compounds having an acceptor group and a donor group, especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.
    Type: Application
    Filed: June 19, 2023
    Publication date: November 2, 2023
    Inventors: Philipp STOESSEL, Christian EHRENREICH, Philipp HARBACH
  • METAL COMPLEXES
    Publication number: 20230322826
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, containing these metal complexes.
    Type: Application
    Filed: June 1, 2023
    Publication date: October 12, 2023
    Inventors: Philipp STOESSEL, Christian EHRENREICH
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230295104
    Abstract: The present invention relates to compounds suitable for use in electronic devices, and to electronic devices, especially organic electroluminescent devices, comprising these compounds.
    Type: Application
    Filed: August 16, 2021
    Publication date: September 21, 2023
    Inventors: Amir Hossain PARHAM, Philipp STOESSEL, Christian EHRENREICH, Jonas Valentin KROEBER, Christian EICKHOFF
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230292596
    Abstract: The present invention relates to compounds which are suitable for use in electronic devices, and to electronic devices, in particular organic electroluminescent devices, containing said compounds.
    Type: Application
    Filed: August 3, 2021
    Publication date: September 14, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH, Jens ENGELHART
  • Materials for organic electroluminescent devices
    Patent number: 11737352
    Abstract: The present invention relates to compounds of the formulae (1) to (4), which are suitable for use in electronic devices, in particular organic electroluminescent devices, to intermediate compounds for the compounds or formulae (1) to (4) and to electronic devices, which comprise the compounds of formulae (1) to (4).
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: August 22, 2023
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Nils Koenen, Christian Ehrenreich, Philipp Harbach, Lara-Isabel Rodriguez, Rouven Linge, Sebastian Meyer, Aaron Lackner
  • ORGANIC ELECTROLUMINESCENT APPARATUS
    Publication number: 20230255106
    Abstract: The present invention relates to an organic electroluminescent device comprising a mixture comprising an electron-transporting host material and a hole-transporting host material, and to a formulation comprising a mixture of the host materials and to a mixture comprising the host materials. The electron-transporting host material corresponds to a compound of the formula (1) from the class of the fused carbazole derivatives containing an asymmetrically substituted pyrimidine or triazine unit.
    Type: Application
    Filed: May 26, 2021
    Publication date: August 10, 2023
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH, Jonas Valentin KROEBER
  • Metal complexes
    Patent number: 11713332
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, containing these metal complexes.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: August 1, 2023
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Christian Ehrenreich
  • Compounds with an acceptor and a donor group
    Patent number: 11711976
    Abstract: The present invention describes compounds having an acceptor group and a donor group, especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.
    Type: Grant
    Filed: November 13, 2017
    Date of Patent: July 25, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Philipp Stoessel, Christian Ehrenreich, Philipp Harbach