Patents by Inventor Zeinab Elshenawy

Zeinab Elshenawy 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: 20220115601
    Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
    Type: Application
    Filed: December 22, 2021
    Publication date: April 14, 2022
    Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
  • Patent number: 11245080
    Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: February 8, 2022
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
  • Publication number: 20210257554
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: January 19, 2021
    Publication date: August 19, 2021
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman LAYEK, Pierre-Luc T. BOUDREAULT, Zeinab ELSHENAWY, Gregg KOTTAS, Alexey Borisovich DYATKIN, Scott JOSEPH, Vadim ADAMOVICH, Chuanjun XIA, Ting-Chih WANG, Walter YEAGER
  • Patent number: 11024811
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: June 1, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 11005051
    Abstract: A compound comprising a ligand LA of Formula I: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compounds, having a ligand La of Formula I: wherein R1 represents mono, or di-substitution, or no substitution; wherein R2 represents di, tri, or tetra-substitution; wherein R is selected from hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein R1 and R2 are each independently selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and combinations thereof; wherein at least one pair of adjacent R2 substitutions are joined to form a fused ring; wherein the ligand LA is coordinated to a metal M; and wherein the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: May 11, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • Publication number: 20200194688
    Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
    Type: Application
    Filed: February 27, 2020
    Publication date: June 18, 2020
    Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
  • Patent number: 10686143
    Abstract: Organic compounds consisting of indolo[321-jk]carbazole and carbazole are disclosed. The compounds are useful as host materials in OLEDs and can improve OLED performance.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: June 16, 2020
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Alexey Borisovich Dyatkin, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia
  • Patent number: 10593890
    Abstract: Organic materials containing dibenzofuran or aza-dibenzofuran moiety are disclosed in this application. These materials are expected to improve OLED device performance.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: March 17, 2020
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Lichang Zeng, Zeinab Elshenawy, Walter Yeager, Alexey Borisovich Dyatkin, Chuanjun Xia
  • Publication number: 20190280221
    Abstract: The present invention relates to novel iridium complexes that can be used in organic light emitting devices (OLEDs). The present invention relates to the iridium complexes, devices comprising the iridium complexes, and formulations comprising the iridium complexes.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 12, 2019
    Applicant: Universal Display Corporation
    Inventors: Bin MA, Edward BARRON, Alan DEANGELIS, Walter YEAGER, Zeinab ELSHENAWY, Harvey WENDT, Ting-Chih WANG, Kwang-Ohk CHEON, Chuanjun XIA
  • Publication number: 20190267555
    Abstract: An organic light emitting device (OLED) that includes an anode, a first organic layer, a second organic layer, a third organic layer, an emissive layer, and a cathode is disclosed. The emissive layer can include a first emissive dopant, and the third organic layer comprises A consumer product containing the OLED is also described.
    Type: Application
    Filed: May 9, 2019
    Publication date: August 29, 2019
    Applicant: UNIVERSAL DISPLAY CORPORATION
    Inventors: JUI-YI TSAI, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • Publication number: 20190259957
    Abstract: A composition of materials including a first compound having a structure according to Formula I
    Type: Application
    Filed: April 10, 2019
    Publication date: August 22, 2019
    Applicant: Universal Display Corporation
    Inventors: Lichang ZENG, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 10388890
    Abstract: A method of forming compounds that comprise a heterocyclic carbene ligand is provided. In particular, an oxazole or a thioazole carbene are used in place of the traditional imidazole carbene. These compounds may be used in OLEDs to provide devices having improved properties, such as stability and color-tuning.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: August 20, 2019
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Zeinab Elshenawy
  • Patent number: 10381580
    Abstract: Novel phosphorescent tetradentate platinum (II) compounds comprising a twisted aryl group are provided. Also provided are novel phosphorescent tetradentate platinum (II) compounds comprising an imidazo[1,2-f]phenanthridine moiety. The compounds may be used in organic light emitting devices to provide improved device efficiency, line shape and lifetime.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: August 13, 2019
    Assignee: Universal Display Corporation
    Inventors: Chuanjun Xia, Walter Yeager, David Zenan Li, James Fiordeliso, Bin Ma, Zeinab Elshenawy, Suman Layek, Ed Barron, Gregg Kottas, Jason Brooks
  • Publication number: 20190245153
    Abstract: Novel phosphorescent heteroleptic iridium complexes with phenylpyridine and dibenzo-containing ligands are provided. Alkyl substitution at specific positions on the ligands gives rise to compounds with improved OLED properties, including saturated green emission.
    Type: Application
    Filed: April 16, 2019
    Publication date: August 8, 2019
    Applicant: Universal Display Corporation
    Inventors: Gregg Kottas, Nasrin Ansari, Zeinab Elshenawy, Alan DeAngelis, Chuanjun Xia
  • Patent number: 10355227
    Abstract: The present disclosure relates to novel iridium complexes that can be used in organic light emitting devices (OLEDs). The present disclosure also relates to devices and formulations that incorporate the iridium complexes.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: July 16, 2019
    Assignee: Universal Display Corporation
    Inventors: Bin Ma, Edward Barron, Alan Deangelis, Walter Yeager, Zeinab Elshenawy, Harvey Wendt, Ting-Chih Wang, Kwang-Ohk Cheon, Chuanjun Xia
  • Patent number: 10312458
    Abstract: Novel phosphorescent heteroleptic iridium complexes with phenylpyridine and dibenzo-containing ligands are provided. Alkyl substitution at specific positions on the ligands gives rise to compounds with improved OLED properties, including saturated green emission.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: June 4, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Gregg Kottas, Nasrin Ansari, Zeinab Elshenawy, Alan DeAngelis, Chuanjun Xia
  • Patent number: 10297762
    Abstract: A composition comprising a first compound and a second compound is described. The composition can be a mixture of a first compound having a structure according to Formula I, and a second compound having a structure according to Formula II, The composition can also be a mixture of a first compound having a structure according to Formula III, and a second compound having a structure according to Formula IV, Devices, such as OLEDs, that include the compositions for Formulas I & II or Formulas III & IV, as well as, methods of making the same are also described.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: May 21, 2019
    Assignee: Universal Display Corporation
    Inventors: Lichang Zeng, Suman Layek, Pierre-Luc T. Boudreault, Zeinab Elshenawy, Gregg Kottas, Alexey Borisovich Dyatkin, Scott Joseph, Vadim Adamovich, Chuanjun Xia, Ting-Chih Wang, Walter Yeager
  • Patent number: 10270046
    Abstract: Novel ligands for metal complexes, where the ligands contain fused carbo or heterocycles on the quinoline building block are disclosed. More extended aromaticity within the molecule allows red shift when the molecules are used as light emitting dopants in organic light emitting diodes/devices.
    Type: Grant
    Filed: February 9, 2016
    Date of Patent: April 23, 2019
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Pierre-Luc T. Boudreault, Zeinab Elshenawy, Chuanjun Xia
  • Publication number: 20180240989
    Abstract: A compound comprising a ligand LA of Formula I: as well as, devices and formulations containing the compound of Formula 1 are disclosed. In the compounds, having a ligand La of Formula I: wherein R1 represents mono, or di-substitution, or no substitution; wherein R2 represents di, tri, or tetra-substitution; wherein R is selected from hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; wherein R1 and R2 are each independently selected from hydrogen, deuterium, alkyl, cycloalkyl, aryl, and combinations thereof; wherein at least one pair of adjacent R2 substitutions are joined to form a fused ring; wherein the ligand LA is coordinated to a metal M; and wherein the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Application
    Filed: April 19, 2018
    Publication date: August 23, 2018
    Applicant: Universal Display Corporation
    Inventors: JUI-YI TSAI, Gregg Kottas, Walter Yeager, Zeinab Elshenawy, Chuanjun Xia, Geza Szigethy, Jason Brooks
  • Patent number: 9997726
    Abstract: An organic light emitting device that includes an anode, a cathode, and an emissive layer that includes an organic compound selected from and at least one emissive dopant. The emissive dopant can be one of a variety of organometallic iridium complexes.
    Type: Grant
    Filed: July 17, 2015
    Date of Patent: June 12, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Chun Lin, Alexey Dyatkin, Zeinab Elshenawy, Walter Yeager