Patents by Inventor Christof Pflumm

Christof Pflumm 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).

  • Composition and an electronic device containing a sensitizer and a fluorescent emitter
    Patent number: 12035620
    Abstract: A composition containing at least one sensitizer and at least one fluorescent emitter, wherein the sensitizer is a phosphorescent compound and wherein the fluorescent emitter is a sterically shielded compound having a shielding factor (SF) of not less than 0.45. In addition, the invention is to a fluorescent electronic device containing a sensitizer and a fluorescent emitter, wherein the sensitizer is a phosphorescent compound and wherein the fluorescent emitter is a sterically shielded compound.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: July 9, 2024
    Inventors: Ilona Stengel, Antonia Horn, Falk May, Aaron Lackner, Christof Pflumm, Amel Mekic, Nils Haase
  • Materials for organic electroluminescent devices
    Patent number: 12022732
    Abstract: The present invention relates to carbazole derivatives, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention further relates to a method for producing the compounds according to the invention and to electronic devices comprising same.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: June 25, 2024
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Thomas Eberle, Anja Jatsch, Christof Pflumm, Jonas Valentin Kroeber
  • MATERIALS FOR ELECTRONIC DEVICES
    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
  • Materials for electronic devices
    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
  • Substituted oxepines
    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
  • Materials for electronic devices
    Patent number: 11856849
    Abstract: Compounds of formula (1) that have functional substituents in a specific spatial arrangement, and electronic devices that include a compound of formula (1), and to the preparation of compounds of formula (1).
    Type: Grant
    Filed: August 19, 2019
    Date of Patent: December 26, 2023
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Irina Martynova, Anja Jatsch, Thomas Eberle, Jonas Kroeber, Christof Pflumm
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20230210004
    Abstract: The invention relates to compounds comprising functional substituents in a specific spatial arrangement, devices containing same, and the preparation and use thereof.
    Type: Application
    Filed: February 20, 2023
    Publication date: June 29, 2023
    Inventors: Amir Hossain Parham, Irina Martynova, Anja Jatsch, Thomas Eberle, Jonas Valentin Kroeber, Christof Pflumm
  • HETEROCYCLIC SPIRO COMPOUNDS
    Publication number: 20230126850
    Abstract: The present invention relates to spiro compounds containing electron-conducting groups and to electronic devices, in particular organic electroluminescent devices, comprising these compounds.
    Type: Application
    Filed: December 12, 2022
    Publication date: April 27, 2023
    Inventors: Amir Hossain PARHAM, Elvira MONTENEGRO, Anja JATSCH, Christof PFLUMM, Jonas Valentin KROEBER, Tobias GROSSMANN, Thomas EBERLE, Lars DOBELMANN-MARA
  • Electronic device
    Patent number: 11631816
    Abstract: The present application relates to an electronic device having defined composition of the emitting layer. The application furthermore relates to the use of the device in displays or in lighting applications.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: April 18, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Christof Pflumm, Frank Voges, Jonas Valentin Kroeber, Philipp Stoessel, Holger Heil
  • Organic electroluminescent device
    Patent number: 11611046
    Abstract: The present invention relates to organic electroluminescent devices, the emitting layer thereof containing a blend of a luminescent material having a narrow singlet-triplet gap and a fluorescent emission material having high steric shielding.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: March 21, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Philipp Stoessel, Amir Hossain Parham, Christof Pflumm, Anja Jatsch, Joachim Kaiser
  • Materials for electronic devices
    Patent number: 11588117
    Abstract: The invention relates to compounds comprising functional substituents in a specific spatial arrangement, devices containing same, and the preparation and use thereof.
    Type: Grant
    Filed: July 7, 2014
    Date of Patent: February 21, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Amir Hossain Parham, Irina Martynova, Anja Jatsch, Thomas Eberle, Jonas Valentin Kroeber, Christof Pflumm
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20230051376
    Abstract: The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to organic electroluminescent devices which comprise these compounds.
    Type: Application
    Filed: December 2, 2020
    Publication date: February 16, 2023
    Inventors: Ilona STENGEL, Christof PFLUMM, Amel MEKIC
  • Phenyl derivatives substituted with at least two electron acceptors and at least two electron donors for use in organic electronic devices
    Patent number: 11581495
    Abstract: The present invention relates to a phenyl-derivative compound substituted with at least two electron acceptors and at least two electron donors. Formula (I) RAaRDbRScC6 wherein a is 2, 3 or 4; b is 2, 3 or 4; c is 0, 1 or 2; a+b?c=6; RA is at each occurrence independently a group with ?M-effect; RB is at each occurrence independently a group with +?M-effect; RS is as defined in claim 1. Said compound is suited for use in organic electronic devices, particularly in organic electroluminescent devices.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: February 14, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Amir Hossain Parham, Philipp Stoessel, Christof Pflumm, Anja Jatsch, Joachim Kaiser
  • Heterocyclic spiro compounds
    Patent number: 11545634
    Abstract: The present invention relates to spiro compounds containing electron-conducting groups and to electronic devices, in particular organic electroluminescent devices, comprising these compounds.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: January 3, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Amir Hossain Parham, Elvira Montenegro, Anja Jatsch, Christof Pflumm, Jonas Valentin Kroeber, Tobias Grossman, Thomas Eberle, Lars Dobelmann-Mara
  • Compounds for electronic devices
    Patent number: 11264575
    Abstract: The present invention relates to compounds of the formula (1), (17) 18) or (20) and to the use thereof in electronic devices, and to electronic devices which contain these compounds. The invention furthermore relates to the preparation of the compounds of the formula (1), (17) 18) or (20) and to formulations contains one or more compounds of the formula (1), (17) 18) or (20).
    Type: Grant
    Filed: February 8, 2017
    Date of Patent: March 1, 2022
    Assignee: MERCK PATENT GMBH
    Inventors: Constanze Brocke, Christof Pflumm, Amir Hossain Parham, Rocco Fortte
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20220059774
    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: March 9, 2021
    Publication date: February 24, 2022
    Inventors: Amir Hossain PARHAM, Tobias GROSSMANN, Anja JATSCH, Thomas EBERLE, Jonas KROEBER, Christof PFLUMM, Lars DOBELMANN-MARA
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20220048836
    Abstract: The present invention relates to organic electroluminescent devices comprising a sterically hindered fluorescent perylene emitter compound and a sensitizer compound and to sterically hindered fluorescent perylene emitter compounds.
    Type: Application
    Filed: September 9, 2019
    Publication date: February 17, 2022
    Inventors: Lara-Isabel RODRIGUEZ, Aaron LACKNER, Christof PFLUMM, Amel MEKIC
  • ELECTROLUMINESCENT DEVICES
    Publication number: 20220045276
    Abstract: The present invention describes electronic devices and compositions that can be used in electronic devices.
    Type: Application
    Filed: September 12, 2019
    Publication date: February 10, 2022
    Inventors: Ilona STENGEL, Antonia MORHERR, Falk MAY, Aaron LACKNER, Christof PFLUMM, Amel MEKIC, Nils HAASE
  • ELECTROLUMINESCENT DEVICES
    Publication number: 20220045277
    Abstract: The present invention describes electronic devices and compositions that can be used in electronic devices.
    Type: Application
    Filed: September 12, 2019
    Publication date: February 10, 2022
    Applicant: Merck Patent GmbH
    Inventors: Ilona STENGEL, Antonia MORHERR, Falk MAY, Aaron LACKNER, Christof PFLUMM, Amel MEKIC, Nils HAASE
  • Materials for organic electroluminescent devices
    Patent number: 11245079
    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: Grant
    Filed: April 22, 2019
    Date of Patent: February 8, 2022
    Assignee: MERCK PATENT GMBH
    Inventors: Anja Jatsch, Tobias Grossmann, Amir Hossain Parham, Thomas Eberle, Christof Pflumm, Jonas Kroeber, Philipp Stoessel, Elvira Montenegro, Rouven Linge