Patents by Inventor Jerald Feldman

Jerald Feldman 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: 20240122057
    Abstract: Provided are new organometallic compounds which are tetradentate and which comprise either a platinum or a palladium atom as the central metal atom. Also provided are formulations which comprise these new organometallic compounds. Further provided are organic light emitting diodes (OLEDs) and related consumer products that utilize these new organometallic compounds.
    Type: Application
    Filed: August 25, 2023
    Publication date: April 11, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Jerald FELDMAN, Hai T. Le, Thrimurtulu NEETIPALLI, Noah HORWITZ, Scott BEERS
  • Patent number: 11957050
    Abstract: A compound of Formula I wherein Y is selected from the group consisting of NAr, O, S, and Se; Ar is an optionally substituted aryl or optionally substituted heteroaryl; and Z1 to Z8 are independently selected from C or N, wherein at least one of Z2 or Z3 is C, and at least one of Z6 or Z7 is C. R is selected from the group consisting of deuterium, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, aryl, heteroaryl, nitrile, isonitrile, sulfanyl, and combinations thereof; or optionally R can join with Ar to from a ring; and with the provisios that R is not N-methyl-benzimidazole, and the compound is not compound A.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: April 9, 2024
    Inventors: Suman Layek, Jerald Feldman, Peter Wolohan, Tongxiang Lu
  • Publication number: 20240109921
    Abstract: Provided are organic compounds including a structure wherein two 6-membered aromatic rings are connected with a direct bond and further linked by a linker selected from the group consisting of O, S, Se; NR, BR, BRR?, PR, CR, C?O, C?NR, C?CRR?, C?S, CRR?, SO, SO2, P(O)R, SiRR?, and GeRR? so to form a 5-membered ring including the linker. Also provided are formulations comprising these organic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organic compounds.
    Type: Application
    Filed: August 8, 2023
    Publication date: April 4, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler FLEETHAM, Jerald FELDMAN, Alexey Borisovich DYATKIN, Bin MA
  • Publication number: 20240099039
    Abstract: Arrangements for phosphorescent blue emissive materials, layers, and devices are provided. The arrangements include a host having first a triplet energy level of at least 2.8 eV and an absolute difference of not more than 0.3 eV between the first singlet and triplet energy levels, and an emitter that includes an emissive transition metal complex and a first triplet energy level of at least 2.7 eV.
    Type: Application
    Filed: April 27, 2023
    Publication date: March 21, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Nicholas J. THOMPSON, Jerald FELDMAN, Julia J. BROWN
  • Publication number: 20240090315
    Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, moiety C is a monocyclic ring or fused polycyclic system; each of X1 to X6 is C or N; K is a direct bond or a linker; at least one of RB or RC has the formula ---L-SiR1R2R3, or ---L-GeR1R2R3; L is a direct bond or an organic linker; each R?, R?, R1, R2, R3, RA, RB, and RC is hydrogen or a General Substituent defined herein; LA is coordinated to a metal M by the dashed lines in Formula I; and M has an atomic mass of at least 40 and may be coordinated to other ligands. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: July 6, 2023
    Publication date: March 14, 2024
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Pierre-Luc T. BOUDREAULT, Jerald FELDMAN
  • Publication number: 20240090314
    Abstract: Provided are organic light emitting devices (OLED) comprising an anode; a cathode, and an organic layer between the anode and the cathode, the organic layer comprising a light-emitting dopant within a host material, the light-emitting dopant being an optically active Pt complex comprising a tetradentate ligand; wherein one enantiomer of the optically active Pt complex is present in an enantiomeric excess (ee) of at least 5%. Further provided are OLEDs comprising an anode, a cathode, and an organic layer between the anode and the cathode, the organic layer the organic layer comprising a light-emitting chiral dopant within a chiral host material, the light-emitting chiral dopant being an optically active complex; wherein one enantiomer of the optically active complex of the chiral dopant is present in an ee of at least 5%, and wherein one enantiomer of the chiral host material is present in an ee of at least 5%.
    Type: Application
    Filed: July 14, 2023
    Publication date: March 14, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Ting-Chih WANG, Hsiao-Fan CHEN, Geza SZIGETHY, Joseph A. MACOR, Neil PALMER, Jerald FELDMAN, Jason BROOKS
  • Patent number: 11925105
    Abstract: Provided is a new composition of matter for phosphorescent emitters containing a chelating ligand including five or more fused carbocyclic or heterocyclic rings that form two bonds to a metal forming a 7-membered chelate. This fused ring structure provides added rigidity to the molecule for enhanced stability in an OLED device and improve photophysical properties.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: March 5, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler Fleetham, Hsiao-Fan Chen, Jerald Feldman
  • Patent number: 11919914
    Abstract: Provided are boron-containing compounds. Also provided are formulations comprising these boron-containing compounds. Further provided are OLEDs and related consumer products that utilize these boron-containing compounds.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: March 5, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Peter Wolohan, Tyler Fleetham, Jerald Feldman
  • Publication number: 20240065094
    Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, moiety C is a monocyclic ring or fused polycyclic system; each of X1 to X6 is C or N; K is a direct bond or a linker; at least one of RB or RC has the formula -L-SiR1R2R3, or -L-GeR1R2R3; L is a direct bond or an organic linker; each R?, R?, R1, R2, R3, RA, RB, and RC is hydrogen or a General Substituent defined herein; LA is coordinated to a metal M by the dashed lines in Formula I; and M has an atomic mass of at least 40 and may be coordinated to other ligands. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: October 3, 2023
    Publication date: February 22, 2024
    Applicant: Universal Display corporation
    Inventors: Zhiqiang JI, Pierre-Luc T. BOUDREAULT, Jerald FELDMAN
  • Publication number: 20240065090
    Abstract: Provided are organometallic compounds comprising a ligand which comprises a first moiety A which is a heterocyclic ring comprising at least 7 ring atoms selected from the group consisting of C, Si, B, O, S, and N, and a second moiety B which is a 5-membered or 6-membered carbocyclic or heterocyclic ring. Also provided are formulations comprising these organometallic compounds. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.
    Type: Application
    Filed: July 12, 2023
    Publication date: February 22, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Rasha HAMZE, Elena SHEINA, Noah HORWITZ, George FITZGERALD, Jerald FELDMAN, Tyler FLEETHAM, Diana DRENNAN
  • Patent number: 11910702
    Abstract: An OLED structure including a first organic layer disposed between the anode and the cathode is disclosed. The first organic layer includes a primary phosphorescent emitter and a first host, and where one of the following conditions is true: (1) the first organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer disposed between the anode and the cathode, wherein the second organic layer includes a secondary emitter. The phosphorescent emitter has a peak emission wavelength ?max that is ?600 nm and ?750 nm, the secondary emitter has a peak emission wavelength ?max that is ?750 nm, and the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: February 20, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Eric A. Margulies, Zhiqiang Ji, Nicholas J. Thompson, Geza Szigethy, Michael S. Weaver, Jerald Feldman
  • Publication number: 20240051977
    Abstract: Provided are organic and organometallic compounds which comprise first structure comprising a benzimidazole or benzopyrazole moiety which is linked to a second structure comprising at least two aromatic 6-membered rings. Also provided are formulations comprising these organic and organometallic compounds. Further provided are organic light-emitting devices (OLEDs) and related consumer products that utilize these organic and organometallic compounds.
    Type: Application
    Filed: July 6, 2023
    Publication date: February 15, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventor: Jerald FELDMAN
  • Publication number: 20240049589
    Abstract: A heteroleptic compound of Formula Ir(LA)x(LB)y is provided, where LA has Formula I, and a structure of Formula II, is bonded to two adjacent C atoms selected from X1, X2, X3, and X4 by the dashed lines to form a fused ring; and LB is selected from the group consisting of
    Type: Application
    Filed: January 3, 2023
    Publication date: February 8, 2024
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Pierre-Luc T. BOUDREAULT, Chun LIN, Jerald FELDMAN
  • Patent number: 11871653
    Abstract: Novel metal complexes incorporating boron-containing aromatic compounds useful as a phosphorescent OLED material are disclosed.
    Type: Grant
    Filed: February 12, 2020
    Date of Patent: January 9, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Pierre-Luc T. Boudreault, Alexey Borisovich Dyatkin, Jerald Feldman, Zhiqiang Ji, Hsiao-Fan Chen
  • Publication number: 20230422599
    Abstract: Provided is a compound of Formula of Ir(LA)n(LB)m(LC)o, wherein ligand LA has a structure of Formula I, ligand LB has a structure of Formula II, and LC is a bidentate ligand; and wherein n is 1, or 2; m is 1, or 2; o is 0, or 1; and n+m+o=3; and all the remaining variables are defined herein. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: August 28, 2023
    Publication date: December 28, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Alexey Borisovich DYATKIN, Eric A. MARGULIES, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Walter YEAGER, Jerald FELDMAN
  • Publication number: 20230422601
    Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, ring A is a 5-membered or 6-membered ring; K is a direct bond, O, or S; X1 to X8 are independently C or N; Y is a linker that forms a 5-membered ring between rings B and C; Z1 and Z2 are C or N; each R, R?, R?, RA, RB, RC, and R1 is a hydrogen or a General Substituent; LA is coordinated to a metal M by the dashed lines; and (i) at least one RC is a cyclic group that is not fused to ring C, or (ii) ring A has a structure of Formula II, and ring A is bonded to ring B at X1; or (iii) both (i) and (ii). Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: February 13, 2023
    Publication date: December 28, 2023
    Applicant: Universal Display Corporation
    Inventors: Tyler FLEETHAM, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Jerald FELDMAN
  • Publication number: 20230416288
    Abstract: Provided is a compound comprising a first ligand LA having a structure of Formula I, wherein the variables are defined herein. Also provided are formulations and products containing a compound comprising a structure of Formula I.
    Type: Application
    Filed: September 6, 2023
    Publication date: December 28, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Tyler FLEETHAM, Eric A. MARGULIES, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Rasha HAMZE, Walter YEAGER, Alexey Borisovich DYATKIN, Sarwat CHOWDHURY, Marcus COLE, Jerald FELDMAN
  • Publication number: 20230406871
    Abstract: A heteroleptic compound of formula Ir(LA)m(LB)n(LC)o, where LA has a structure of Formula I, and LB has Formula II, is provided; and LC is a bidentate ligand. In Formulae I and II, moieties A and D are independently a rings or polycyclic ring systems, one of moiety A and moiety D is coordinated to Ir by a 5-membered ring, and the other is coordinated to Ir by a 6-membered ring; each of X, X1 to X12 is C or N; Y is a linking atom; each RA, RB, RC, RD, and RE is hydrogen or a general substituent; and at least one RD or RE substituent comprises an electron-withdrawing group, or an aryl or heteroaryl substituted with an electron-withdrawing group. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: August 29, 2023
    Publication date: December 21, 2023
    Applicant: Universal Display Corporation
    Inventors: Wei-Chun Shih, Eric A. MARGULIES, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Jerald FELDMAN, Pierre-Luc T. BOUDREAULT, Walter YEAGER
  • Publication number: 20230399350
    Abstract: Provided are compounds capable of functioning as an emitter in an organic light emitting device at room temperature, and their use in OLED related electronic devices.
    Type: Application
    Filed: August 15, 2023
    Publication date: December 14, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Tyler FLEETHAM, Chun LIN, Alexey Borisovich DYATKIN, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Rasha HAMZE, Jerald FELDMAN
  • Publication number: 20230380265
    Abstract: Provided is an OLED structure includes an organic layer having a primary phosphorescent emitter and a first host; where one of the following conditions is true: (1) the organic layer further includes a secondary emitter; or (2) the OLED further includes a second organic layer where the second organic layer includes a secondary emitter. The primary phosphorescent emitter has a peak emission wavelength ?max that is ?600 nm and ?750 nm; the secondary emitter has a peak emission wavelength ?max that is ?750 nm; the primary phosphorescent emitter is capable of transferring energy to the secondary emitter; the first host has a lowest excited state triplet energy T1 that is at least 0.1 eV higher than that of the primary phosphorescent emitter; the primary phosphorescent emitter has the formula Pt(L1)m; L1 can represent one or more ligands that are the same or different; each L1 is independently monodentate or multidentate; and m represents a maximum possible number of ligands L1 that can coordinate to Pt.
    Type: Application
    Filed: August 3, 2023
    Publication date: November 23, 2023
    Applicant: Universal Display Corporation
    Inventors: Eric A. MARGULIES, Zhiqiang JI, Nicholas J. THOMPSON, Geza SZIGETHY, Michael S. WEAVER, Jerald FELDMAN