Patents by Inventor Stefan Seifermann

Stefan Seifermann 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: 12723054
    Abstract: An organic molecule that may be used application in optoelectronic devices is disclosed. The organic molecule has a structure of formula 1, wherein RI, RII, RIII, RIV, RV, RVI, RVII, RA, RB, RC, RD, RE, RF, RG and RH are independently selected from the group consisting of: hydrogen, deuterium, halogen, C1-C12-alkyl, wherein optionally one or more hydrogen atoms are independently substituted by R5; C6-C18-aryl, wherein optionally one or more hydrogen atoms are independently substituted R5; and C3-C15-heteroaryl, wherein optionally one or more hydrogen atoms are independently substituted R5; optionally, any adjacent two of RI, RII, RIII, RIV, RV, RVI, RVII, RA, RB, RC, RD, RE, RF, RG and RH form a monocyclic ring system having 5 to 8 C-atoms, at least RA and RB as well as RC and RD form a monocyclic ring system having 5 to 8 C-atoms, wherein, optionally, each hydrogen is independently substituted.
    Type: Grant
    Filed: January 25, 2021
    Date of Patent: September 1, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Patent number: 12703711
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule is represented by a plurality of units, wherein each unit includes or consists of a structure represented by Formula IIIe-0 wherein Q1 is selected from the group consisting of C and CRIII; Q2 is selected from the group consisting of C and CRII; Q3 is selected from the group consisting of C and CRI; Q4 is selected from the group consisting of C and CR1; wherein at least one substituent selected from the group consisting of Q2 and Q3 is C; and exactly one substituent selected from the group consisting of Q1 and Q4 is C, if only one substituent selected from the group consisting of Q2 and Q3 is C.
    Type: Grant
    Filed: April 23, 2021
    Date of Patent: August 11, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventors: Daniel Zink, Damien Thirion, Stefan Seifermann, Sebastian Dück
  • Patent number: 12692279
    Abstract: An organic molecule for the application in optoelectronic devices is disclosed having a structure of Formula I: wherein RI, RII, RIII and RIV are independently from another selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, SR5, Si(R5)3, B(OR5)2, OSO2R5, CF3, CN, halogen, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C3-C57-heteroaryl, and RV is selected from the group of C1-C5 alkyl, C6-C18 aryl, and C3-C15 heteroaryl.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: July 28, 2026
    Assignee: Samsung Display Co., Ltd.
    Inventors: Diego Rota Matir, Barbara Szafranowska, Sabine Weidlich, Daniel Zink, Dominik Ijem Ananaba, Stefan Seifermann
  • Publication number: 20250197426
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule includes or consists of a structure represented by Formula I wherein R1 is selected from the group consisting of hydrogen and C6-C12-aryl, which is optionally substituted with one or more C1-C6-alkyl substituents, and Ra is at each occurrence independently selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, B(OR5)2, B(R5)2, OSO2R5, CF3, CN, F, Br, I, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C2-C57-heteroaryl.
    Type: Application
    Filed: April 25, 2022
    Publication date: June 19, 2025
    Inventor: Stefan SEIFERMANN
  • Publication number: 20250127044
    Abstract: An organic molecule for the application in optoelectronic devices is disclosed. The organic molecule has a first chemical moiety with a structure of Formula I: and independently at least one second chemical moiety with a structure of Formula II: wherein: X is independently N or CR1; Q is a C1-C40-alkyl; RT is independently selected from the group consisting of: Q, the binding site to a second chemical moiety, and C6-C60-aryl and C3-C57-heteroaryl, each of which is optionally substituted with one or more substituents selected from R1 and W; W represents the binding site to a second chemical moiety; # represents the binding site of the second chemical moiety to the first chemical moiety; and Z is at each occurrence independently from each other selected from the group consisting of a direct bond, CR3R4, C?CR3R4, C?O, C?NR3, NR3, O, SiR3R4, S, S(O), and S(O)2.
    Type: Application
    Filed: February 1, 2023
    Publication date: April 17, 2025
    Inventors: Michael DANZ, Damien THIRION, Sebastian DÜCK, Stefan SEIFERMANN
  • Publication number: 20250101048
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule includes or consists of a structure represented by Formula I: wherein: p and q are each an integer selected from 0 and 1, wherein p+q=1; r is at each occurrence an integer selected from 0, 1, 2, or 3; s is at each occurrence an integer selected from 0, 1, 2, 3, or 4; and Z is at each occurrence independently selected from the group consisting of a direct bond, CR3R4, C?CR3R4, C?O, C?NR3, NR3, O, SiR3R4, S, S(O), and S(O)2.
    Type: Application
    Filed: February 1, 2023
    Publication date: March 27, 2025
    Inventors: Sebastian DÜCK, Stefan SEIFERMANN
  • Publication number: 20250092306
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule has a structure represented by Formula I: wherein Ar1 is selected from the group consisting of hydrogen and C6-C12-aryl, which is optionally substituted with one or more C1-C6-alkyl substituents; Z is at each occurrence independently selected from the group consisting of a direct bond, CR3R4, C?CR3R4, C?O, C?NR3, NR3, O, SiR3R4, S, S(O), and S(O)2; Ra, R3, and R4 are at each occurrence independently selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, B(OR5)2, B(R5)2, OSO2R5, CF3, CN, F, Br, I, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C2-C57-heteroaryl.
    Type: Application
    Filed: July 25, 2022
    Publication date: March 20, 2025
    Inventors: Stefan SEIFERMANN, Daniel ZINK
  • Patent number: 12221435
    Abstract: The present disclosure provides an organic molecule, and use of the organic molecule in an organic optoelectronic display, the organic molecule consisting of a first chemical moiety with a structure of formula I, and two second chemical moieties with a structure of formula II, wherein the first chemical moiety is linked to each of the two second chemical moieties via a single bond; and wherein the remaining variables are as defined in the disclosure.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: February 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Patent number: 12187711
    Abstract: An organic molecule is disclosed having: one first chemical moiety with a structure of formula I: and one second chemical moiety with a structure of formula II: wherein the first chemical moiety is linked to the second chemical moiety via a single bond; and one third chemical moiety with a structure of Formula III: wherein the first chemical moiety is linked to the third chemical moiety via a single bond.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: January 7, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Publication number: 20240383925
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule includes or consists of a structure represented by Formula I: Formula I, wherein Ra is independently selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, B(OR5)2, B(R5)2, OSO2R5, CF3, CN, F, Br, I, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C2-C57-heteroaryl; and R1 is a C6-C12-aryl, which is optionally substituted with one or more C1-C6-alkyl substituents.
    Type: Application
    Filed: September 14, 2022
    Publication date: November 21, 2024
    Inventors: Stefan SEIFERMANN, Damien THIRION, Nico-Patrick THÖBES, Michael DANZ, Qiang Mike WANG, Ramin PASHAZADEH
  • Publication number: 20240389458
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule has a structure of Formula I wherein at least three substituents Ra are selected from the group consisting of: C1-C40-alkyl, which is optionally substituted with one or more substituents R5; and C6-C60-aryl, which is optionally substituted with one or more substituents R5.
    Type: Application
    Filed: April 25, 2022
    Publication date: November 21, 2024
    Inventor: Stefan SEIFERMANN
  • Publication number: 20240284797
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices.
    Type: Application
    Filed: July 13, 2022
    Publication date: August 22, 2024
    Inventors: Stefan SEIFERMANN, Damien THIRION
  • Patent number: 12065454
    Abstract: An organic molecule having a structure of Formula I: for the application in optoelectronic devices.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: August 20, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Daniel Zink, Sabine Weidlich, Stefan Seifermann, Barbara Szafranowska, Alhama Arjona Esteban, Angela Digennaro
  • Publication number: 20240237532
    Abstract: An organic molecule for application in optoelectronic devices is disclosed. The organic molecule has a structure of Formula I, wherein R1 and R2 are independently from each other selected from the group consisting of: C1-C40-alkyl, which is optionally substituted with one or more substituents R5, and C6-C60-aryl, which is optionally substituted with one or more substituents R5; and RH is selected from the group consisting of H, D, F, Br, I, and C1-C4-alkyl.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 11, 2024
    Inventors: Stefan SEIFERMANN, Sebastian DÜCK
  • Publication number: 20240228516
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule includes or consists of a structure represented by Formula I wherein R1 is selected from the group consisting of hydrogen and C6-C12-aryl, which is optionally substituted with one or more C1-C6-alkyl substituents, and Ra is at each occurrence independently selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, B(OR5)2, B(R5)2, OSO2R5, CF3, CN, F, Br, I, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C2-C57-heteroaryl.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 11, 2024
    Inventor: Stefan SEIFERMANN
  • Publication number: 20240228513
    Abstract: The invention relates to an organic molecule, in particular for the application in optoelectronic devices. According to the invention, the organic molecule has a structure of formula I wherein Ra is at each occurrence independently selected from the group consisting of: hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, B(OR5)2, B(R5)2, OSO2R5, CF3, CN, F, Br, I, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl, and C2-C57-heteroaryl.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 11, 2024
    Inventors: Sebastian DÜCK, Daniel ZINK, Stefan SEIFERMANN
  • Patent number: 12035623
    Abstract: An organic molecule is disclosed having: a first chemical moiety with a structure of Formula I, and two second chemical moieties, each independently with a structure of Formula II,
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: July 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Publication number: 20240224802
    Abstract: An organic molecule and optoelectronic devices including the organic molecule are disclosed. The organic molecule has a structure of Formula I, where n, m, p, and q are integers selected from 0 and 1, wherein n+m=1 and p+q=1; Z is independently selected from the group consisting of a direct bond, CR3R4, C?CR3R4, C?O, C?NR3, NR3, O, SiR3R4, S, S(O) and S(O)2; R1 is independently selected from the group consisting of C1-C6-alkyl and C6-C12-aryl, which is optionally substituted with one or more C1-C6-alkyl substituents; and R2 is independently selected form the group consisting of hydrogen, deuterium, N(R5)2, OR5, Si(R5)3, C1-C40-alkyl, C6-C60-aryl, and C2-C57-heteroaryl.
    Type: Application
    Filed: April 25, 2022
    Publication date: July 4, 2024
    Inventors: Stefan SEIFERMANN, Sebastian DÜCK, Daniel ZINK, Arun Pandian VELLAIYAPPAN
  • Publication number: 20240188426
    Abstract: The invention relates to an organic molecule, comprising or consisting of Formula A: wherein MTADF represents a TADF moiety, MNRCT represents a near-range charge transfer (NRCT) emitter moiety, and L represents a divalent bridging unit that links MTADF and MNRCT and is linked to MTADF and to MNRCT via a single bond each. Furthermore, the present invention relates to the use of such organic molecule as a luminescent emitter in an optoelectronic device.
    Type: Application
    Filed: January 19, 2024
    Publication date: June 6, 2024
    Inventors: Stefan Seifermann, Harald Fluegge, Sandra Bonus
  • Patent number: 11957049
    Abstract: The invention relates to an organic molecule, in particular for use in optoelectronic devices. According to the invention, the organic molecule consists of a first chemical moiety with a structure of formula I, and two second chemical moieties, each at each occurrence independently with a structure of formula II, wherein the first chemical moiety is linked to each of the two second chemical moieties via a single bond; wherein T, V is independently the binding site of a single bond linking the first chemical moiety to one of the two second chemical moieties or is hydrogen; W, X, Y is independently the binding site of a single bond linking the first chemical moiety to one of the two second chemical moieties or is selected from the group consisting of hydrogen, CN and CF3.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann