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: 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
  • Publication number: 20240114789
    Abstract: An organic molecule is represented by Formula I. In Formula 1, 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; and R5 is at each occurrence independently selected from the group consisting of: hydrogen, deuterium, N(R6)2, OR6, Si(R6)3, B(OR6)2, B(R6)2, OSO2R6, 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: April 4, 2024
    Inventors: Stefan SEIFERMANN, Sebastian DÜCK
  • Patent number: 11944005
    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: Grant
    Filed: July 23, 2020
    Date of Patent: March 26, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Stefan Seifermann, Harald Fluegge, Sandra Bonus
  • Patent number: 11919882
    Abstract: An organic molecule is disclosed having a structure with: a first chemical unit having a structure of formula A1 at least one second chemical unit having a structure of formula D with #=point of attachment of the second chemical unit to the first chemical unit; RN is a structure of the formula N1 with § =point of attachment of the chemical unit of formula N1 to the first chemical unit.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: March 5, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Stefan Seifermann, Michael Danz, Georgios Liaptsis
  • Publication number: 20240018165
    Abstract: The invention pertains to an organic molecule for use in optoelectronic devices.
    Type: Application
    Filed: October 11, 2021
    Publication date: January 18, 2024
    Inventors: Stefan SEIFERMANN, Daniel ZINK, Damien THIRION
  • Publication number: 20240002410
    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 the following Formula I wherein: n=0 or 1; and X is 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; wherein at least one substituent RV forms a mono- or polycyclic, aliphatic, aromatic, heteroaromatic and/or benzo-fused ring system with one or more substituents R2 and/or RIV, wherein the ring system is selected from the following groups: wherein each dotted line indicates an attachment point.
    Type: Application
    Filed: April 23, 2021
    Publication date: January 4, 2024
    Inventors: Stefan SEIFERMANN, Sebastian DÜCK
  • Publication number: 20230422614
    Abstract: The invention relates to an organic molecule for use in optoelectronic devices. The organic molecule has a structure of Formula I: wherein X and Y are independently selected from the group consisting of a direct bond, N—R3, O, S, Si(R3)2 and C(R3)2; Z is a direct bond; m is 0 or 1; n is 0 or 1; is 0 or 1; R1 is independently selected from the group consisting of: hydrogen, deuterium, N(R3)2, OR3, SR3, Si(R3)3, B(OR3)2, OSO2R3, CF3, CN, halogen, C1-C40-alkyl, C1-C40-alkoxy, C1-C40-thioalkoxy, C2-C40-alkenyl, C2-C40-alkynyl, C6-C60-aryl; and Ra and R2 are independently selected from the group consisting of: hydrogen, deuterium, N(R3)2, OR3, SR3, Si(R3)3, B(OR3)2, OSO2R3, 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.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 28, 2023
    Inventors: Stefan SEIFERMANN, Michael DANZ, Sebastian DÜCK
  • Patent number: 11825743
    Abstract: An organic molecule is disclosed comprising: a first chemical unit having a structure according to Formula I and two second chemical units, which are respectively the same or different in each occurrence, and have a structure according to Formula II, wherein, in each case, the first chemical unit is connected to the two second chemical units via a single bond.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Publication number: 20230303594
    Abstract: The invention relates to an organic molecule for the application in optoelectronic devices. According to the invention, the organic molecule has a structure of Formula I: wherein either both groups T are R1 or both groups V are R1 while the remaining groups T or V that are not R1 are selected from the group consisting of hydrogen, deuterium, R1, C1-Cs-alkyl, and Ph (? phenyl), which is optionally substituted with one or more substituents independently from each other selected from the group consisting of Me, iPr, tBu, and Ph; R1 is methyl, which is substituted with two groups R6 and one phenyl, which is optionally substituted with R6: which is bonded via the position marked by the dotted line; and n is an integer, which is selected from the group consisting of 0, 1, 2, 3, 4 and 5.
    Type: Application
    Filed: June 16, 2021
    Publication date: September 28, 2023
    Inventors: Stefan SEIFERMANN, Daniel ZINK, Sebastian DÜCK
  • Publication number: 20230309398
    Abstract: The invention pertains to an organic molecule for use in optoelectronic devices.
    Type: Application
    Filed: July 22, 2021
    Publication date: September 28, 2023
    Inventors: Stefan SEIFERMANN, Daniel ZINK, Damien THIRION, Ramin PASHAZADEH
  • Publication number: 20230292615
    Abstract: The invention pertains to an organic molecule for use in optoelectronic devices. The organic molecule has a structure of Formula I: Formula I wherein RA is a moiety represented by one of Formulas II, III, or IV: which is bonded to the structure of Formula I via the position marked by the dotted line; Q is at each occurrence independently selected from the group consisting of N and CR3; and Z is at each occurrence independently from one another selected from the group consisting of a direct bond, CR4R5, C?CR4R5, C?O, C?NR4, NR4, O, SiR4R5, S, S(O) and S(O)2.
    Type: Application
    Filed: July 22, 2021
    Publication date: September 14, 2023
    Inventors: Daniel ZINK, Damien THIRION, Stefan SEIFERMANN, Sebastian DÜCK, Ramin PASHAZADEH
  • Publication number: 20230278992
    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: Application
    Filed: May 8, 2023
    Publication date: September 7, 2023
    Inventor: Stefan Seifermann
  • Patent number: 11718608
    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: October 23, 2018
    Date of Patent: August 8, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Publication number: 20230200237
    Abstract: The invention relates to an organic molecule for use in optoelectronic devices. The organic molecule has a structure of Formula I: wherein, Ra and R2 are independently 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 R1 is a C10-C60-polycyclic aryl group.
    Type: Application
    Filed: May 14, 2021
    Publication date: June 22, 2023
    Inventors: Stefan SEIFERMANN, Sebastian DÜCK
  • Publication number: 20230174558
    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: Application
    Filed: April 23, 2021
    Publication date: June 8, 2023
    Inventors: Daniel ZINK, Damien THIRION, Stefan SEIFERMANN, Sebastian DÜCK
  • Patent number: 11661412
    Abstract: An organic molecule is disclosed comprising: a first chemical unit having a structure according, to Formula I and two second chemical units, which in each case are the same or different in each occurrence, having a structure according to Formula II, wherein, in each case, the first chemical unit is connected to the two second chemical units via a single bond.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: May 30, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann
  • Publication number: 20230157169
    Abstract: The disclosure relates to an organic molecule, for example, for application in optoelectronic devices. According to the disclosure, the organic molecule has a structure of formula I, wherein RI, RII, RIII, RIV, RV, RVI, RVII, RVIII, RIX and RX are independently selected from the group consisting of: hydrogen, deuterium, halogen, C1-C4-alkyl, wherein optionally one or more hydrogen atoms are independently from each other substituted by R5; and C6-C18-aryl, wherein optionally one or more hydrogen atoms are independently from each other substituted R5.
    Type: Application
    Filed: December 4, 2020
    Publication date: May 18, 2023
    Inventors: Daniel ZINK, Stefan SEIFERMANN, Anastasia RESETNIC, Christian KASPAREK
  • Publication number: 20230130176
    Abstract: An organic molecule (in, e.g., optoelectronic devices) has a structure of Formula I: wherein: RI, RII, RIII, RIV, RV, RVI, RVII, RVIII, RIX, RX, RXI, RA, RB, RC and RD are each 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; any adjacent two from among RI, RII, RIII, RIV, RV, RVI, RVII, RVIII, RIX, RX, RXI, RA, RB, RC, RD may form a monocyclic ring system with 5 to 8 C-atoms, and wherein, optionally, each hydrogen can independently from each other be substituted by R6; and at least RA and RB together form a monocyclic ring system with 5 to 8 C-atoms.
    Type: Application
    Filed: October 26, 2020
    Publication date: April 27, 2023
    Inventors: Daniel ZINK, Stefan SEIFERMANN, Michael DANZ
  • Publication number: 20230099889
    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: Application
    Filed: January 25, 2021
    Publication date: March 30, 2023
    Inventor: Stefan SEIFERMANN
  • Patent number: 11552262
    Abstract: The invention relates to an organic molecule, in particular for use in organic optoelectronic devices. According to the invention, the organic molecule has 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.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: January 10, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Stefan Seifermann