Patents by Inventor Rasha HAMZE

Rasha HAMZE 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: 20240122060
    Abstract: A compound having a structure of Formula I, is provided. In Formula I, M is Pt or Pd; rings A, B, C, and D are 5-membered or 6-membered rings; one of Z1, Z2, and Z3 is N and the other two are C; each of X1 to X10 is C or N; K is a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), or Si(R?)(R?); each of L1 and L2 is a direct bond or a linker; each R, R?, R?, R?, R?, RA, RB, RC, RD, and RE is hydrogen or a General Substituent; R1 is a substituent; at least one RE comprises a substituent selected from the group consisting of aryl, heteroaryl, cycloalkyl, and heteroalkyl; any two substituents may be joined or fused to form a ring, except that RE at X3 or X4 cannot be joined with RA to from a ring. Formulations, OLEDs, and consumer products including the compound are also provided.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 11, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Rasha HAMZE
  • Publication number: 20240122059
    Abstract: A compound of Formula I, is provided. In Formula I, one of Z1, Z2, and Z3 is N and the remainder are C; each of L1 and L2 is independently selected from a direct bond and a linking group; at least one of R1, R2, RA, RB, RC, RD, and RE comprises a group R* having a structure selected form the group consisting of Formula II, -Q(R3)(R4)a(R5)b, Formula III, and Formula IV, Each R, R?, R?, R1, R2, R3, R4, R5, RA, RB, RC, RD, RE, RF, RG, and RH is independently hydrogen or a General Substituent, with the proviso that group R* is not adamantyl. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 11, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Geza SZIGETHY, Rasha HAMZE, Nicholas J. THOMPSON, Hojae CHOI, Weiye GUAN, Raghupathi NEELARAPU, Charles J. STANTON, Douglas WILLIAMS, Ving Jick LEE, Joseph A. MACOR, Dmitry ANDRIANOV, Chao LIANG, Steven Kit CHOW, Tyler FLEETHAM, Peter WOLOHAN, Morgan C. MACINNIS
  • Patent number: 11937494
    Abstract: Provided are compounds of Formula I that are useful as emitters in OLEDs.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: March 19, 2024
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan Chen, Tyler Fleetham, Rasha Hamze
  • Patent number: 11932660
    Abstract: Provided are organometallic compounds. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: March 19, 2024
    Assignee: Universal Display Corporation
    Inventors: Wei-Chun Shih, Tyler Fleetham, Zhiqiang Ji, Pierre-Luc T. Boudreault, Tongxiang Lu, Rasha Hamze
  • Publication number: 20240083929
    Abstract: Provided are organometallic compounds that include a ligand LA of that are useful as emitters in OLEDs. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.
    Type: Application
    Filed: March 30, 2023
    Publication date: March 14, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Nicholas J. THOMPSON, Morgan C. MACINNIS, Hsiao-Fan CHEN, Noah HORWITZ, Peter WOLOHAN, Wystan Neil PALMER, Elena SHEINA, Rasha HAMZE, Fadi M. JRADI
  • Publication number: 20240081141
    Abstract: Provided are organometallic compounds comprising a chelating tetradentate ligand with at least four cyclic structures located around a central Pt or Pd atom that can be used as light-emitters. 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 6, 2023
    Publication date: March 7, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Peter WOLOHAN, Rasha HAMZE, Morgan C. MACINNIS, Tyler FLEETHAM, Sean Michael RYNO, Dmitry ANDRIANOV, George FITZGERALD, Geza SZIGETHY
  • Patent number: 11920070
    Abstract: The co-linear or near co-linear structure of bimetallic Janus-type two-coordinated metal complexes may allow for a large transition dipole moment that can enhance the radiative lifetime. The symmetric nature of the bimetallic Janus complexes diminishes or eliminates the polar nature of the monometallic carbene-metal-amide/arene complexes.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: March 5, 2024
    Inventors: Peter I. Djurovich, Mark E. Thompson, Narcisse Ukwitegetse, Tian-Yi Li, Rasha Hamze
  • Publication number: 20240074301
    Abstract: Provided are compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications. Also provided are formulations comprising these compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications. Further provided are OLEDs and related consumer products that utilize these compounds comprising ligands LA that are ligands of Pt and Ir complexes for OLED applications.
    Type: Application
    Filed: October 5, 2023
    Publication date: February 29, 2024
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wystan Neil PALMER, Wei-Chun SHIH, George FITZGERALD, Joseph A. MACOR, Rasha HAMZE, Pierre-Luc T. BOUDREAULT, Geza SZIGETHY, Zhiqiang JI, Derek Ian WOZNIAK, Hsiao-Fan CHEN
  • Publication number: 20240059715
    Abstract: Provided are compounds comprising a first chemical moiety, wherein the first chemical moiety comprises a first heterocyclic ring or a polycyclic fused ring system comprising at least one of the first heterocyclic ring; wherein the first heterocyclic ring comprises at least one Si or Ge atom as the ring atom; wherein in the polycyclic fused ring system, the at least one of the first heterocyclic ring has at most one bond being part of an aromatic ring; wherein the compound further comprises a second chemical moiety; wherein the second chemical moiety is selected from the group consisting of triphenylene, tetraphenylene, carbazole, dibenzothiophene, dibenzofuran, dibenzoselenophene, dibenzofluorene, benzo[d]benzo[4,5]imidazo[1,2-a]imidazole (bimbim), indolocarbazole, indolodibenzothiophene, indolodibenzofuran, indodibenzoselenophene, indolodibenzofluorene, naphthalene, germyl, boryl, amino, pyridine, pyridazine, pyrimidine, pyrazine, triazine, imidazole, benzimidazole, and aza variants thereof; and wherein the
    Type: Application
    Filed: July 6, 2023
    Publication date: February 22, 2024
    Applicant: Universal Display Corporation
    Inventors: Rasha HAMZE, Tyler Fleetham, Hsiao-Fan CHEN, Chun LIN, Elena Sheina
  • 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
  • Publication number: 20240043461
    Abstract: A compound having a structure of Formula I, is provided. In Formula I, M is Pt or Pd; rings A, B, C, and D are 5-membered or 6-membered rings; one of Z1, Z2, and Z3 is N and the other two are C; each of X1 to X10 is C or N; K is a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), or Si(R?)(R?); each of L1 and L2 is a direct bond or a linker; each R, R?, R?, R?, R?, RA, RB, RC, RD, and RE is hydrogen or a General Substituent; R1 is a substituent; at least one RE comprises a substituent selected from the group consisting of aryl, heteroaryl, cycloalkyl, and heteroalkyl; any two substituents may be joined or fused to form a ring, except that RE at X3 or X4 cannot be joined with RA to from a ring. Formulations, OLEDs, and consumer products including the compound are also provided.
    Type: Application
    Filed: June 26, 2023
    Publication date: February 8, 2024
    Applicant: Universal Display Corporation
    Inventors: Hsiao-Fan CHEN, Rasha HAMZE
  • 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: 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: 20230371358
    Abstract: A compound of a first ligand LA of Formula I, is provided. In Formula I, moieties A and B are each a monocyclic ring or a polycyclic fused-ring system; Z1 to Z4 are each C or N; K is a direct bond, O, or S; each RA and RB is independently a hydrogen or a General Substituent; at least one RA or RB is R*, wherein R* has a structure of Formula II, —L—GeR1R2R3; L is a direct bond or an organic linker; and LA is coordinated to a metal M by the dashed lines; and metal M is selected from Ir, Rh, Re, Ru, Os, Pt, Pd, Ag, Au, or Cu.
    Type: Application
    Filed: June 6, 2023
    Publication date: November 16, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Wei-Chun SHIH, Alexey Borisovich DYATKIN, Pierre-Luc T. BOUDREAULT, Chun LIN, Zhiqiang JI, Hsiao-Fan CHEN, Rasha HAMZE, Tyler FLEETHAM
  • Publication number: 20230371360
    Abstract: In one aspect, provided is a compound of Formula I, In Formula I, M is Pt or Pd; L has the structure F1 is or a direct bond; rings A, B, C, D, and F are independently monocyclic rings or multicyclic fused ring systems; each of X1 to X10 is independently C or N; each of Z1 to Z4 is C or N; each of L1 to L5 is a direct bond or an organic linker, each of a, b, c, and d is 0 or 1; each K1 to K4 is a direct bond, O, or S; each of Z1 to Z4 that is connected to O or S is C; and each RA, RB, RC, RD, RE, and RX is independently hydrogen or a substituent.
    Type: Application
    Filed: July 21, 2023
    Publication date: November 16, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Morgan C. MACINNIS, Noah HORWITZ, Rasha HAMZE, Fadi M. JRADI, Sean Michael RYNO, Douglas WILLIAMS, Charles J. STANTON, Raghupathi NEELARAPU, Weiye GUAN, Joseph A. MACOR, Geza SZIGETHY
  • Publication number: 20230348510
    Abstract: A compound comprising a first ligand LA having a structure of Formula I, is provided. In Formula I, L is a direct bond a specified linker; each of X1 to X4 is C or N; K is a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), or Si(R?)(R?); at least one RA or RB is R*, comprising a structure of Formula II, each of moiety A, B, and C is a monocyclic ring or a polycyclic fused ring system; n is an integer from 1 to 6; LR is a direct bond or an organic linker; each Z is CR, CRR?, SiRR?, or GeRR?; at least one Z is SiRR? or GeRR?; and LA is coordinated to a metal M selected. Formulations, OLEDs, and consumer products comprising the compound are also provided.
    Type: Application
    Filed: June 30, 2023
    Publication date: November 2, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Zhiqiang JI, Hsiao-Fan CHEN, Rasha HAMZE, Wei-Chun SHIH, Pierre-Luc T. BOUDREAULT
  • Publication number: 20230337522
    Abstract: Provided is a compound having a formula of Ir(LA*)m(LB*)n(LC*)p; wherein each LA, LB, and LC is independently a monoanionic bidentate ligand and different from each other; n and p each is independently 0, 1, or 2; m is 1 or 2; and m+n+p is 3; a free-state of LA has a first triplet energy T1 of EA at 77K; a free-state of LB has a first triplet energy T1 of EB at 77K; a free-state of LC has a first triplet energy T1 of EC at 77K; EA is less than EB and EC whichever EB and EC is present; LA comprises at least one ?-electron deficient electron-withdrawing group; and the compound has an emission spectrum with a FWHM value of no more than 45 nm. Also provided is a compound comprising a first ligand LA having a structure of Formula I, wherein the variables are defined herein.
    Type: Application
    Filed: April 10, 2023
    Publication date: October 19, 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
  • Publication number: 20230303602
    Abstract: Provided are organometallic compounds comprising an at least two-dentate ligand comprising at least one 5-membered or 6-membered carbocyclic or heterocyclic ring. Further provided are organometallic compounds containing a platinum atom as the central metal atom. Also described are their various uses including as emitters in devices such as organic light emitting diodes and related electronic devices. Also provided are formulations comprising these organometallic compounds containing a platinum atom as the central metal atom. Further provided are organic light emitting devices (OLEDs) and related consumer products that utilize these organometallic compounds.
    Type: Application
    Filed: March 24, 2023
    Publication date: September 28, 2023
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: Hsiao-Fan CHEN, Alexey Borisovich DYATKIN, Tyler FLEETHAM, Neil PALMER, Henry Carl HERBOL, Sean Michael RYNO, Scott BEERS, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Elena SHEINA, George FITZGERALD, Joseph A. Macor, Rasha HAMZE, Hai T. Le, Thrimurtulu NEETIPALLI
  • Publication number: 20230292592
    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: March 2, 2023
    Publication date: September 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: 20230250111
    Abstract: Provided is a compound having Formula I where rings A and B are independently a five-membered or six-membered, carbocyclic or heterocyclic ring, each of which is optionally aromatic; together with nitrogen atoms bonded to ring A and ring B, ring W is a 5-membered N-heterocyclic carbene; and the remaining variables are as defined herein.
    Type: Application
    Filed: March 31, 2023
    Publication date: August 10, 2023
    Applicant: UNIVERSITY OF SOUTHERN CALIFORNIA
    Inventors: Mark E. THOMPSON, Peter I. DJUROVICH, Rasha HAMZE, Shuyang SHI, Moon Chul JUNG