Patents by Inventor Walter Yeager
Walter Yeager 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: 20250243229Abstract: A compound comprising a first ligand LX comprising a structure of Formula IV, In Formula IV, ring F is a 5- or 6-membered ring; Z3, A1, A2, and A3 are C or N; A4 is C and ring F bonds to ring I at A4; n is 0 or 1; two adjacent atoms of A5 to A8 are C; adjacent substituents selected from RH and RI join or fuse together to form at least two fused heterocyclic or carbocyclic rings; Y is a linking group; and LX is complexed to a metal M. Formulations, OLEDs, and consumer products containing the compound are also provided.Type: ApplicationFiled: April 9, 2025Publication date: July 31, 2025Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi TSAI, Alexey Borisovich Dyatkin, Zhiqiang Ji, Walter Yeager, Pierre-Luc T. Boudreault
-
Publication number: 20250228122Abstract: The present disclosure provides a compound having a first ligand LA of Formula I, In Formula I, each of Z1, Z2, and X1 to X4 is C or N; moiety A is a monocyclic ring or a polycyclic fused ring system; moiety C is a monocyclic ring or a polycyclic fused ring system; K is selected from the group consisting of a direct bond, O, S, N(R?), P(R?), B(R?), C(R?)(R?), and Si(R?)(R?); Y is a linking group; each R, R?, R?, R?, R1, R2, and R3 is hydrogen or a General Substituent defined herein; wherein one of the statements as defined herein is true. Formulations, OLEDs, and consumer products containing the compound are also provided.Type: ApplicationFiled: December 18, 2024Publication date: July 10, 2025Applicant: Universal Display CorporationInventors: Jui-Yi TSAI, Tyler FLEETHAM, Wei-Chun SHIH, Alexey Borisovich DYATKIN, Derek Ian WOZNIAK, Pierre-Luc T. BOUDREAULT, Walter YEAGER
-
Publication number: 20250206767Abstract: A homoleptic or heteroleptic compound of Formula Ir(LA)x(LB)y(LC)z is provided where LA comprises a structure of Formula I, LB comprises a structure of Formula II, and LC comprises a structure of Formula III, In Formula I, Formula II, and Formula III, each of Z1 to Z12 is C or N; each of moiety A, and moiety C to moiety F is a monocyclic ring or a polycyclic fused ring system; at least one of RA to RF comprises a cyano-substituted alkyl; each RA to RF is hydrogen or a General Substituent defined herein; and at least one of the following is true: (1) moiety B is comprised of four or more fused rings; (2) moiety B is comprised of three fused rings, and at least one RA or RB is a cyclic group. Formulations, OLEDs, and consumer products containing the compound are also provided.Type: ApplicationFiled: December 3, 2024Publication date: June 26, 2025Applicant: Universal Display CorporationInventors: Wei-Chun SHIH, Zhiqiang JI, Derek Ian WOZNIAK, Alexey Borisovich DYATKIN, Pierre-Luc T. BOUDREAULT, Walter YEAGER
-
Patent number: 12331237Abstract: A compound including a first ligand LA of Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X1, X2, and X3 are each CRA or N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, X1 and X2 are N, and X3 is C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Q1 to Q6 are each C or N; and, when proviso (2) applies, (I) at least one of X1, X2, and X3 is N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) both.Type: GrantFiled: September 16, 2020Date of Patent: June 17, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Pierre-Luc T. Boudreault, Wei-Chun Shih, Walter Yeager, Bert Alleyne
-
Patent number: 12331065Abstract: A compound including a first ligand LA of Formula I, is disclosed. In Formula I, ring B is a 5- or 6-membered ring; X1, X2, and X3 are each CRA or N; R is a 5- or 6-membered carbocyclic or heterocyclic ring, which can be further fused or substituted; and (1) when ring B is an unfused 6-membered ring, X1 and X2 are N, and X3 is C; and (2) when ring B is a fused 6-membered ring, ring B has the structure of Formula II, In this structure, the wavy line indicates the point of connection to ring A; Q1 to Q6 are each C or N; and, when proviso (2) applies, (I) at least one of X1, X2, and X3 is N; or (II) R is two or more fused or unfused 5- or 6-membered carbocyclic or heterocyclic rings, or (III) at least ring A or R is substituted with a partially or fully deuterated alkyl or partially or fully deuterated cycloalkyl group.Type: GrantFiled: July 20, 2021Date of Patent: June 17, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Wei-Chun Shih, Zhiqiang Ji, Pierre-Luc T. Boudreault, Walter Yeager, Bert Alleyne, Derek Wozniak, James Fiordeliso
-
Publication number: 20250179352Abstract: Provided are organometallic compounds comprising a ligand which is at least a two-dentate ligand which comprises at least one 5-membered nitrogen containing heterocyclic ring, the nitrogen of which is bonded to the central metal atom. 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: ApplicationFiled: May 21, 2024Publication date: June 5, 2025Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Walter Yeager, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Wei-Chun Shih, Eric A. Margulies, Zhiqiang Ji, Tongxiang Lu, Elena Sheina
-
Publication number: 20250171477Abstract: Provided are organometallic compounds including a ligand LA of Formula I: Also provided are formulations including these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.Type: ApplicationFiled: December 18, 2024Publication date: May 29, 2025Applicant: Universal Display CorporationInventors: Alexey Borisovich DYATKIN, Jui-Yi TSAI, Walter YEAGER, Pierre-Luc T. BOUDREAULT, Zhiqiang JI, Bert ALLEYNE
-
Patent number: 12297212Abstract: A compound comprising a first bidentate ligand LA having a structure of Formula I, is provided. In Formula I, each of Y1 to Y12 is CR or N; each R can be same or different; each R is hydrogen or a substituent; at least one pair selected from Y3-Y4, Y7-Y8, or Y11-Y12 are CR and the Rs are joined or fused into a ring; and LA is complexed to a metal M selected from the group consisting of Os, Ir, Pd, and Pt. Formulations, OLEDs, and consumer products containing the compound are also provided.Type: GrantFiled: July 13, 2023Date of Patent: May 13, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Walter Yeager, Pierre-Luc T. Boudreault
-
Publication number: 20250145648Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.Type: ApplicationFiled: January 8, 2025Publication date: May 8, 2025Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang JI, Jui-Yi TSAI, Lichang ZENG, Alexey Borisovich DYATKIN, Walter YEAGER, Eric MARGULIES, Pierre-Luc T. BOUDREAULT
-
Patent number: 12295262Abstract: The present invention relates in part to compounds containing indolocarbazole and terphenyl building blocks. These compounds are useful for application in organic electroluminescent devices wherein the combination of indolocarbazoles with terphenyl groups leads to novel compounds that demonstrate superior device performance.Type: GrantFiled: February 26, 2021Date of Patent: May 6, 2025Assignee: Universal Display CorporationInventors: Lichang Zeng, Zhiqiang Ji, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
-
Publication number: 20250133953Abstract: Provided are organometallic compounds comprising a ligand which is at least a two-dentate ligand which comprises at least one 5-membered nitrogen containing heterocyclic ring, the nitrogen of which is bonded to the central metal atom. 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: ApplicationFiled: December 30, 2024Publication date: April 24, 2025Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Walter Yeager, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Wei-Chun Shih, Eric A. Margulies, Zhiqiang Ji, Tongxiang Lu, Elena Sheina
-
Patent number: 12284913Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.Type: GrantFiled: December 22, 2021Date of Patent: April 22, 2025Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
-
Patent number: 12281128Abstract: Provided are multicyclic organic electroluminescent compounds having a ligand LA of Formula I shown below: Also provided are OLEDs and related consumer products that contain an organic layer having these organic electroluminescent compounds.Type: GrantFiled: July 14, 2020Date of Patent: April 22, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Walter Yeager, Pierre-Luc T. Boudreault
-
Patent number: 12275747Abstract: Provided are organometallic compounds having a structure of Formula I: Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.Type: GrantFiled: May 19, 2021Date of Patent: April 15, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Walter Yeager, Pierre-Luc T. Boudreault
-
Patent number: 12274157Abstract: A compound is disclosed that has a metal coordination complex structure having at least two ligands coordinated to the metal; wherein the compound has a first substituent R1 at one of the ligands' periphery; wherein a first distance is defined as the distance between the metal and one of the atoms in R1 where that atom is the farthest away from the metal among the atoms in R1; wherein the first distance is also longer than any other atom-to-metal distance between the metal and any other atoms in the compound; and wherein when a sphere having a radius r is defined whose center is at the metal and the radius r is the smallest radius that will allow the sphere to enclose all atoms in the compound that are not part of R1, the first distance is longer than the radius r by at least 2.9 ?.Type: GrantFiled: October 30, 2023Date of Patent: April 8, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Eric A. Margulies, Zhiqiang Ji, Jui-Yi Tsai, Chun Lin, Alexey Borisovich Dyatkin, Mingjuan Su, Bin Ma, Michael S. Weaver, Julia J. Brown, Lichang Zeng, Walter Yeager, Alan Deangelis, Chuanjun Xia
-
Patent number: 12247041Abstract: An OLED including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes a compound having the formula [LA]3-nIr[LB]n is disclosed.Type: GrantFiled: June 23, 2023Date of Patent: March 11, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Zhiqiang Ji, Jui-Yi Tsai, Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Eric Margulies, Pierre-Luc T. Boudreault
-
Patent number: 12247042Abstract: A compound having a structure of Formula I In Formula I, M is Pd or Pt; each of X1 to X12 is independently C or N; ring A is a 5-membered or 6-membered ring; K1 and K2 are selected from a direct bond, O, S, and NR; L1 is an organic linker; Y1 is selected from O, S, BR, PR, Se and NRY; each R, RY, RA, RB, RC, and RD is hydrogen or a substituent; and any two substituents can be joined or fused to form a ring. Further provided are OLEDs and related consumer products that utilize these compounds.Type: GrantFiled: September 24, 2021Date of Patent: March 11, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Jerald Feldman, Walter Yeager, Pierre-Luc T. Boudreault, Hsiao-Fan Chen
-
Publication number: 20250081837Abstract: Provided are organometallic compounds comprising two moieties A and B which are each independently a monocyclic ring or a polycyclic fused ring structure, wherein the monocyclic ring or each ring of the polycyclic fused ring structure is independently a 5-membered to 10-membered carbocyclic or heterocyclic ring which are linked by a direct bond and which are further bridged by a linker comprising two groups which are each independently 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?. 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: ApplicationFiled: November 13, 2024Publication date: March 6, 2025Inventors: Alexey Borisovich Dyatkin, Zhiqiang Ji, Pierre-Luc T. Boudreault, Walter Yeager, Derek Ian Wozniak, Wei-Chun Shih, Hsiao-Fan Chen, Elena Sheina, Peter Wolohan, Wystan Neil Palmer
-
Patent number: 12240865Abstract: A compound comprising a first bidentate ligand LA, wherein LA comprises a structure of Formula I; wherein Z is selected from the group consisting of O, S, NR, BR, CRKRL, C?CRKRL, SiRKRL, —CRKRLCRMRN—, —SiRKRLSiRMRN—, —CRKRLO—, —SiRKRLO—, and —CRK?CRL—; wherein ring A, ring B, and ring C are each independently a 5-membered carbocyclic ring, 5-membered heterocyclic ring, 6-membered carbocyclic ring or 6-membered heterocyclic ring; wherein LA is coordinated to a metal M forming a 5-membered chelate ring; wherein M is selected from the group consisting of Ir, Pt, Pd, Ru, Rh, Os, Re, Cu, Ag, and Au; wherein RA, RB, and RC each represent mono to the maximum allowable substitution, or no substitution; wherein each R, RK, RL, RM, RN, RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, germyl, boryl, selenyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aType: GrantFiled: September 14, 2021Date of Patent: March 4, 2025Inventors: Alexey Borisovich Dyatkin, Jui-Yi Tsai, Walter Yeager, Pierre-Luc T. Boudreault, Zhiqiang Ji, Alan DeAngelis
-
Patent number: 12239011Abstract: A compound having the formula Ir(LA)n(LB)3-n, having the structure of Formula I is provided. In the structure of Formula I, each of A1 through A8 is independently carbon or nitrogen; at least one of A1 through A8 is nitrogen; ring B is bonded to ring A through a C—C bond; the iridium is bonded to ring A through an Ir—C bond; X is O, S, or Se; each of R1 through R5 are independently selected from a variety of substituents, which may be linked for form a ring; n is an integer from 1 to 3; and at least one R2 adjacent to ring C is not hydrogen. Formulations and devices, such as OLEDs, that include the first compound are also provided.Type: GrantFiled: May 15, 2023Date of Patent: February 25, 2025Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Jui-Yi Tsai, Alexey Borisovich Dyatkin, Walter Yeager, Chuanjun Xia