Patents by Inventor Amir Hossain Parham

Amir Hossain Parham 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).

  • Publication number: 20240188429
    Abstract: The present invention relates to compounds that are suitable for use in electronic devices, and to electronic devices, more particularly organic electroluminescent devices, containing these compounds.
    Type: Application
    Filed: February 28, 2022
    Publication date: June 6, 2024
    Inventors: Amir Hossain PARHAM, Christian EHRENREICH
  • Patent number: 11997922
    Abstract: The present invention relates to certain fluorenes, to the use of the compounds in an electronic device, and to an electronic device comprising at least one of these compounds. The present invention furthermore relates to a process for the preparation of the compounds and to a formulation and composition comprising one or more of the compounds.
    Type: Grant
    Filed: February 20, 2023
    Date of Patent: May 28, 2024
    Assignee: Merck Patent GmbH
    Inventors: Teresa Mujica-Fernaud, Elvira Montenegro, Amir Hossain Parham, Arne Buesing, Frank Voges
  • Patent number: 11991924
    Abstract: The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: May 21, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Anja Jatsch, Thomas Eberle, Tobias Grossmann, Jonas Valentin Kroeber, Lars Dobelmann-Mara
  • 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
  • Publication number: 20240124779
    Abstract: The present invention relates to heteroaromatic isothiocyanates of formula N as defined in claim 1, to liquid-crystalline media comprising one or more compounds of formula N and to high-frequency components comprising these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, tunable filters, tunable metamaterial structures, and electronic beam steering antennas, e.g. phased array antennas.
    Type: Application
    Filed: December 14, 2021
    Publication date: April 18, 2024
    Applicant: MERCK PATENT GMBH
    Inventors: Constanze BROCKE, Dagmar KLASS, Carsten FRITSCH, Amir Hossain PARHAM
  • Publication number: 20240124780
    Abstract: The present invention relates to heteroaromatic isothiocyanates of formula N as defined in claim 1, to liquid-crystalline media comprising one or more compounds of formula N and to high-frequency components comprising these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, tunable filters, tunable metamaterial structures, and electronic beam steering antennas, e.g. phased array antennas.
    Type: Application
    Filed: December 13, 2021
    Publication date: April 18, 2024
    Applicant: MERCK PATENT GMBH
    Inventors: Amir Hossain PARHAM, Constanze BROCKE, Carsten FRITZSCH, Dagmar KLASS
  • Publication number: 20240130231
    Abstract: The application relates to compounds having functional substituents in a specific spatial arrangement, to devices comprising same, and to the preparation and use thereof.
    Type: Application
    Filed: November 20, 2023
    Publication date: April 18, 2024
    Inventors: Amir Hossain PARHAM, Irina MARTYNOVA, Anja JATSCH, Thomas EBERLE, Jonas Valentin KROEBER, Christof PFLUMM
  • Patent number: 11963442
    Abstract: The application relates to compounds having functional substituents in a specific spatial arrangement, to devices comprising same, and to the preparation and use thereof.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: April 16, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Tobias Grossmann, Anja Jatsch, Thomas Eberle, Jonas Kroeber, Christof Pflumm, Lars Dobelmann-Mara
  • Publication number: 20240101903
    Abstract: Compounds of formula I liquid crystal media containing these compounds, and high-frequency components containing these media, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, tunable filters, tunable metamaterial structures, and electronic beam steering antennas, phased array antennas, and devices containing these components, and furthermore optical components containing these liquid-crystalline media, operable in the infrared region of the electromagnetic spectrum.
    Type: Application
    Filed: August 25, 2023
    Publication date: March 28, 2024
    Applicant: MERCK PATENT GMBH
    Inventors: Amir Hossain PARHAM, Constanze BROCKE, Carsten Fritzsch, Dagmar KLASS, Matthias JOST
  • Publication number: 20240092789
    Abstract: The present application relates to a compound of the formula (I), to the use thereof in electronic devices, to processes for preparing the compound, and electronic devices comprising the compound.
    Type: Application
    Filed: September 16, 2020
    Publication date: March 21, 2024
    Inventors: Elvira MONTENEGRO, Teresa MUJICA-FERNAUD, Rachel TUFFIN, Frank VOGES, Amir Hossain PARHAM, Alexander Christian COMELY, Antoni MORAGAS SOLA
  • 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
  • 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
  • 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
  • Patent number: 11917913
    Abstract: The invention relates to materials, to electroluminescence devices comprising said materials and to the use thereof.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: February 27, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Arne Buesing, Philipp Stoessel, Anja Gerhard, Christof Pflumm, Thomas Eberle, Anja Jatsch, Jonas Valentin Kroeber, Lars Dobelmann-Mara
  • Publication number: 20240065097
    Abstract: The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.
    Type: Application
    Filed: November 25, 2022
    Publication date: February 22, 2024
    Inventors: Amir Hossain PARHAM, Anja JATSCH, Thomas EBERLE, Tobias GROSSMANN, Jonas Valentin KROEBER, Lars DOBELMANN-MARA
  • 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
  • Patent number: 11895913
    Abstract: The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: February 6, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Anja Jatsch, Thomas Eberle, Tobias Grossmann, Jonas Valentin Kroeber, Lars Dobelmann-Mara
  • Patent number: 11877511
    Abstract: The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.
    Type: Grant
    Filed: November 25, 2022
    Date of Patent: January 16, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Anja Jatsch, Thomas Eberle, Tobias Grossmann, Jonas Valentin Kroeber, Lars Dobelmann-Mara
  • 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
  • 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