Heavy Metal Or Aluminum Containing Patents (Class 546/2)
  • Patent number: 11121328
    Abstract: Platinum and palladium complexes are disclosed that can be useful as narrow band phosphorescent emitters. Also disclosed are methods for preparing and using the platinum and palladium complexes.
    Type: Grant
    Filed: September 1, 2020
    Date of Patent: September 14, 2021
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Eric Turner
  • Patent number: 11056657
    Abstract: A compound having a carbene ligand LA of Formula I: is disclosed wherein ring A is a 5-membered or 6-membered carbocyclic or heterocyclic ring; Z is nitrogen or carbon; R7 represents from mono-substitution to the possible maximum number of substitution, or no substitution; R1, R2, R3, R4, R5, R6, and R7 are independently selected from the group consisting of hydrogen, deuterium, halide, alkyl, cycloalkyl, heteroalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynl, aryl, heteroaryl, acyl, carbonyl, carboxylic acids, ester, nitrite, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; any adjacent substituents of R1, R2, R3, R4, R5, R6, and R7 are optionally joined or fused into a ring or a double bond; the ligand LA is coordinated to a metal M through the carbene carbon and Z; and the ligand LA is optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate or hexadentate ligand.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: July 6, 2021
    Assignee: UNIVERSITY DISPLAY CORPORATION
    Inventors: Chun Lin, Chuanjun Xia
  • Patent number: 11014078
    Abstract: Methods of synthesizing and isolating facial-tris-homoleptic phenylpyridinato iridium (III) photocatalysts are disclosed. Also disclosed are methods of recovering excess 2-phenylpyridine ligands from said syntheses.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: May 25, 2021
    Assignee: The Board of Regents for Oklahoma State University
    Inventors: Jimmie Dean Weaver, Kip Allen Teegardin
  • Patent number: 10995108
    Abstract: Metal complexes that exhibit multiple radiative decay mechanisms, together with methods for the preparation and use thereof.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: May 4, 2021
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Eric Turner
  • Patent number: 10991897
    Abstract: Iridium, rhodium, and platinum complexes suitable for use as phosphorescent emitters or as delayed fluorescent and phosphorescent emitters have the following structure:
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: April 27, 2021
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Guijie Li
  • Patent number: 10944064
    Abstract: Platinum, palladium, and gold complexes suitable for use as phosphorescent emitters or as delayed fluorescent and phosphorescent emitters having one of the following structures:
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: March 9, 2021
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Guijie Li
  • Patent number: 10847729
    Abstract: A novel compound having the formula Os(L)3 is disclosed, where Os is osmium(IV) metal, and L is a ligand coordinating to the Os atom, where each L can be same or different, where L is a bidentate ligand, and wherein the compound is neutral.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: November 24, 2020
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Chuanjun Xia, Miguel A. Esteruelas
  • Patent number: 10800715
    Abstract: A long life catalyst is provided that is conveniently and inexpensively capable of being produced and that is highly active and has inhibited metal leakage. According to aspects of the present invention, a catalyst is provided that includes: a polymer including a plurality of first structural units and a plurality of second structural units; and metal acting as a catalytic center, wherein at least part of the metal is covered with the polymer, each of the plurality of first structural units has a first atom constituting a main chain of the polymer and a first substituent group bonded to the first atom, a second atom included in each of the plurality of second structural units is bonded to the first atom, and the second atom is different from the first atom, or at least one of all substituent groups on the second atom is different from the first substituent group.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: October 13, 2020
    Assignee: TOYO GOSEI CO., LTD.
    Inventors: Takashi Miyazawa, Shin-ya Tashita
  • Patent number: 10790457
    Abstract: Tridentate platinum, palladium, and gold complexes of Formulas A-I and A-II and tridentate iridium and rhodium compounds of Formulas B-I, B-II, and B-III suitable for delayed fluorescent and phosphorescent or phosphorescent emitters in display and lighting applications.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: September 29, 2020
    Assignee: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Jian Li, Guijie Li
  • Patent number: 10774101
    Abstract: Optionally substituted BODIPY-Iridium complexes, such as those depicted Formula 4, may be useful in filters for display devices.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: September 15, 2020
    Assignee: NITTO DENKO CORPORATION
    Inventor: Tissa Sajoto
  • Patent number: 10738008
    Abstract: Methods for deposition of elemental metal films on surfaces using metal coordination complexes comprising nitrogen-containing ligands are provided. Also provided are nitrogen-containing ligands useful in the methods of the invention and metal coordination complexes comprising these ligands.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: August 11, 2020
    Assignee: Applied Materials, Inc.
    Inventors: Jeffrey W. Anthis, David Thompson
  • Patent number: 10676494
    Abstract: The present invention relates to improved processes for the preparation of ruthenium or osmium complexes comprising P and N donor ligands, in particular, ruthenium complexes.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: June 9, 2020
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Sarah Facchetti, Hans Nedden
  • Patent number: 10651388
    Abstract: The present invention relates to compositions comprising at least one polymer which contains triarylamine repeating units, and at least one metal complex, to methods for the production thereof, and the use thereof in electronic devices, especially in organic electroluminescent devices, so-called OLEDs (OLED=Organic Light Emitting Diode). The present invention also relates to organic electroluminescent devices which contain said compositions.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: May 12, 2020
    Assignee: Merck Patent GmbH
    Inventors: Katja Maria Scheible, Fabrice Eckes, Holger Heil, Henning Seim
  • Patent number: 10586935
    Abstract: A light emitting composition comprising a central platinum group transition metal coordinated to a bridged tetradentate ligand comprised of chelating bis(azinyl)amine groups. A six-membered heteroatom ring is formed through coordination of the chelating ligand with the transition metal. An electron donating moiety serves as a bridge between the bis(azinyl)amine groups. The electron donating moiety can include amine or aryl groups. The platinum group transition metal may be selected from the group consisting of platinum, palladium, iridium, rhodium, ruthenium, and osmium. Additionally, OLED devices are provided, each of the OLED devices comprising a light emitting layer that includes one of the light emitting compositions.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: March 10, 2020
    Assignee: R-Display & Lighting, LLC
    Inventor: Tommie L. Royster
  • Patent number: 10566553
    Abstract: Platinum compounds of Formulas I and II useful in a variety of devices, such as, for example organic-light emitting diodes (OLEDs).
    Type: Grant
    Filed: April 6, 2018
    Date of Patent: February 18, 2020
    Assignees: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY, UNIVERSAL DISPLAY CORPORATION
    Inventors: Jian Li, Guijie Li, Jason Brooks
  • Patent number: 10562838
    Abstract: Process comprising the following process steps: a) introducing an ethylenically unsaturated compound; b) adding a ligand-metal complex comprising Pd and a bidentate phosphine ligand, or adding a bidentate phosphine ligand and a compound which comprises Pd; c) adding an alcohol; d) supplying CO; e) heating the reaction mixture, the ethylenically unsaturated compound being reacted to form an ester, where the reaction mixture is admixed with less than 0.1 mol %, based on the amount of substance of the ethylenically unsaturated compound, of Brønsted acids having an acid strength of pKa?3, characterized in that the phosphine ligand is substituted on at least one phosphorus atom by at least one heteroaryl radical.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: February 18, 2020
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Xianjie Fang, Kaiwu Dong, Helfried Neumann, Ralf Jackstell, Matthias Beller, Dirk Fridag, Dieter Hess, Katrin Marie Dyballa, Frank Geilen, Robert Franke
  • Patent number: 10519500
    Abstract: A method of preparing a crystalline copper-based coordination polymer comprises preparing a mixture of copper ions and a first quaternized carboxylate pyridyl ligand; adding a second polypyridyl ligand; and forming crystals of a copper-based coordination polymer therefrom. The crystalline copper-based coordination polymer is suitable for providing a sensing platform for detecting the presence of one or more target nucleic acid sequences such as viral RNA, in particular Dengue virus and/or Zika virus RNA with high selectivity and high specificity. A method of detecting at least a first target nucleic acid sequence, in particular from a viral RNA, in particular it is Flavivirus RNA, in a sample is also provided. Further provided is a kit including the crystalline copper-based coordination polymer and an oligonucleotide probe.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: December 31, 2019
    Assignees: MACAU UNIVERSITY OF SCIENCE AND TECHNOLOGY, SOUTHERN MEDICAL UNIVERSITY
    Inventors: Jin-Xiang Chen, Bao-Ping Xie, Gui-Hua Qiu, Pei-Pei Hu, Zhen Liang, Ye-Mei Liang, Bin Sun, Li-Ping Bai, Zhi-Hong Jiang
  • Patent number: 10414785
    Abstract: Iridium (III) complexes are described together with methods to prepare and use such complexes. Also described are devices that utilize the iridium (III) complexes.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: September 17, 2019
    Assignee: ARIZONA BOARD OF REGENTS ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Jian Li, Eric Turner, Nathan J. Bakken
  • 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
  • Patent number: 10381579
    Abstract: Organic light emitting materials and devices comprising phosphorescent metal complexes comprising ligands comprising aryl or heteroaryl groups substituted at both ortho positions are described. An organic light emitting device, comprising: an anode; a hole transport layer; an organic emissive layer comprising an emissive layer host and an emissive dopant; an electron impeding layer; an electron transport layer; and a cathode disposed, in that order, over a substrate.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: August 13, 2019
    Assignee: Universal Display Corporation
    Inventors: Chun Lin, Peter B. Mackenzie, Robert W. Walters, Jui-Yi Tsai, Cory S. Brown, Jun Deng
  • Patent number: 10301337
    Abstract: The present invention relates to improved processes for the preparation of ruthenium or osmium complexes comprising P and N donor ligands, in particular, ruthenium complexes.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: May 28, 2019
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Sarah Facchetti, Hans Nedden
  • Patent number: 10202409
    Abstract: Compound of formula (I) where R2, R4 are each independently selected from —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —(C6-C20)-aryl; the R1, R3 radicals are each a —(C3-C20)-heteroaryl radical; R1, R3 may each independently be substituted by one or more substituents selected from —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —O—(C1-C12)-alkyl, —O—(C1-C12)-alkyl-(C6-C20)-aryl, —O—(C3-C12)-cycloalkyl, —S—(C1-C12)-alkyl, —S—(C3-C12)-cycloalkyl, —COO—(C1-C12)-alkyl, —COO—(C3-C12)-cycloalkyl, —CONH—(C1-C12)-alkyl, —CONH—(C3-C12)-cycloalkyl, —CO—(C1-C12)-alkyl, —CO—(C3-C12)-cycloalkyl, —N—[(C1-C12)-alkyl]2, —(C6-C20)-aryl, —(C6-C20)-aryl-(C1-C12)-alkyl, —(C6-C20)-aryl-O—(C1-C12)-alkyl, —(C3-C20)-heteroaryl, —(C3-C20)-heteroaryl-(C1-C12)-alkyl, —(C3-C20)-heteroaryl-O—(C1-C12)-alkyl, —COOH, —OH, —SO3H, —NH2, halogen; R2, R4, if they are —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl or —(C6-C20)-aryl, may each independently be substituted by one or
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: February 12, 2019
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Kaiwu Dong, Ralf Jackstell, Helfried Neumann, Matthias Beller, Dirk Fridag, Dieter Hess, Katrin Marie Dyballa, Frank Geilen, Robert Franke
  • Patent number: 10173209
    Abstract: The present application discloses novel PWNN and PWNWP metal catalysts for organic chemical syntheses including hydrogenation (reduction) of unsaturated compounds or dehydrogenation of substrates. The range of hydrogenation substrate compounds includes esters, lactones, enals, enones, enolates, oils and fats, resulting in alcohols, enols, diols, and triols as reaction products. The catalysts of current application can be used to catalyze a hydrogenation reaction under solvent free conditions. The present catalysts also allow the hydrogenation to proceed without added base, and it can be used in place of the conventional reduction methods employing hydrides of the main-group elements. Furthermore, the catalysts of the present application can catalyze a dehydrogenation reaction under homogenous and/or acceptorless conditions. As such, the catalysts provided herein can be useful in substantially reducing cost and improving the environmental profile of manufacturing processes for a variety of chemicals.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: January 8, 2019
    Inventors: Dmitri Goussev, Denis Spasyuk
  • Patent number: 10144722
    Abstract: The present invention is to provide highly solid state emissive fluorophores of the formula 1 and 2 useful for the solid state lighting. The formula 1 and 2 have good solid state emission in blue and green region respectively. The zinc complexes of formula 1A and 2A have yellow and red emission respectively in solid state. The present invention also provide high solid state emissive assay of formula 1 and 2 to convert UV light into visible light by coating the color tunable materials on the 365-nm emitting solid state LED. The present invention further provides carbazole end-capped bipyridine for screening of metal salts with different counterions in solutions. The discrimination of the various metal salts can be monitored by noting the fluorescence change in solution. The zinc salts with different counterions have different emission color in solution. The present invention also develop a new two photon active fluorescent Zn2+ specific probe for detecting Zn2+ in cellular environments.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: December 4, 2018
    Assignee: Council of Scientific & Industrial Research
    Inventors: Ajayaghosh Ayyappanpillai, Divya Kizhumuri, Srinivasan Sampath
  • Patent number: 10056565
    Abstract: Iridium complexes comprising a tetradentate ligand and two monodentate ligands, devices containing the same and formulations containing the same are described. The iriium complexes can have a structure according to Formula (I) or Formula (II) ?or Formula (III) where the iridium complex includes: a tetradentate ligand coordinated to an iridium core by coordinating atoms XI, X2, X3 and X4; a first monodentate ligand coordinated to the iridium core by coordinating atom Y1; and a second monodentate ligand coordinated to the iridium core by coordinating atom Y2, wherein X1, X2, X3 and X4 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, wherein Y1 and Y2 are independently selected from the group consisting of an anionic coordinating atom and a neutral coordinating atom, and A is a linker.
    Type: Grant
    Filed: November 20, 2013
    Date of Patent: August 21, 2018
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jui-Yi Tsai, Gregg Kottas
  • Patent number: 10046318
    Abstract: A ligand component is formed according to formula (1):R12P—X—N?C(R2)—Y, wherein R1 is Ph or Cyc or a C1-C20 substituted or unsubstituted ailkyl group; each Ph is a substituted or unsubstituted phenyl group; each Cyc is a substituted or unsubstituted cycloalkyl group; X is an unsubstituted arylene or a C2-C3 substituted or unsubstituted alkylene; R2 is H, methyl or Ph; and Y N is pyridyl, 6-phenylpyridyl or 6-methylpyridyl; with the proviso that when X is a C2 substituted or unsubstituted alkylene and Y is pyridyl, R2 is methyl or Ph. A reaction product including the ligand component and a metal precursor is prepared by combining the ligand component with the metal precursor. An activated reaction product is formed by activating the reaction product as a hydrosilylation catalyst.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: August 14, 2018
    Assignees: DOW SILICONES CORPORATION, THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
    Inventors: Aswini Dash, Thomas B. Rauchfuss, Wan-Yi Chu, Ryan J. Gilbert-Wilson
  • Patent number: 10033003
    Abstract: Platinum, palladium, and gold complexes suitable for use as phosphorescent emitters or as delayed fluorescent and phosphorescent emitters having one of the following structures:
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: July 24, 2018
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Guijie Li
  • Patent number: 10023594
    Abstract: A method of preparing a crystalline zwitterionic zinc(II)-carboxylate compound includes the steps of preparing a mixture of zinc(II) ions and a first pyridyl ligand having three carboxylic acid moieties; subjecting the mixture to conditions under which a precipitate is formed; separating the precipitate; adding a solvent and optionally a second pyridyl ligand to the separated precipitate; subjecting the obtained mixture to conditions under which crystals of the zwitterionic zinc(II)-carboxylate compound are formed; and separating the crystals of the zwitterionic zinc(II)-carboxylate compound. Preferably but not exclusively, the crystalline zwitterionic zinc(II)-carboxylate compound essentially consists of at least one 1D coordination polymer.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: July 17, 2018
    Assignees: MACAU UNIVERSITY OF SCIENCE AND TECHNOLOGY, SOUTHERN MEDICAL UNIVERSITY
    Inventors: Jin-Xiang Chen, Bin Sun, Hai-Qing Zhao, Bao-Ping Xie, Li-Ping Bai, Zhi-Hong Jiang
  • Patent number: 10020455
    Abstract: A phosphorescent emitter or delayed fluorescent and phosphorescent emitters represented by Formula 1 or Formula II, where M is platinum or palladium.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: July 10, 2018
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Jian Li, Guijie Li
  • Patent number: 10000517
    Abstract: Phosphorescent metal complexes comprising a pendant redox-active metallocene are disclosed. These complexes are useful as emitters for phosphorescent OLEDs.
    Type: Grant
    Filed: May 9, 2017
    Date of Patent: June 19, 2018
    Assignee: Universal Display Corporation
    Inventors: Jui-Yi Tsai, Chuanjun Xia
  • Patent number: 9962690
    Abstract: The present invention deals with the synthesis and applications of new cationic compounds being useful as metal ligands. Specifically, N-alkyl/aryl substituted pyridiniophosphines are prepared and used as ligands for transition metals. The so-obtained metal complexes and their use as catalysts in chemical synthesis is also described. It also worth mentioning that N-alkyl/aryl pyridiniophosphines can be synthesized through a short, scalable and highly modular route.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: May 8, 2018
    Assignee: STUDIENGESELLSCHAFT KOHLE MBH
    Inventors: Manuel Alcarazo, Christian Wille, Hendrik Tinnermann
  • Patent number: 9938310
    Abstract: Diastereomer mixture comprising diastereomers of the formulae (I.1) and (I.2) where R2, R4 are each independently selected from —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —(C6-C20)-aryl; the R1, R3 radicals are each a —(C3-C20)-heteroaryl radical. The invention further relates to Pd complex mixtures comprising the diastereomers according to the invention, and to the use thereof in an alkoxycarbonylation process.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: April 10, 2018
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Kaiwu Dong, Helfried Neumann, Ralf Jackstell, Matthias Beller, Dirk Fridag, Dieter Hess, Katrin Marie Dyballa, Frank Geilen, Robert Franke
  • Patent number: 9932362
    Abstract: An improved processes for the preparation of ruthenium or osmium complexes including P and N donor ligands, in particular, ruthenium complexes.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: April 3, 2018
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Sarah Facchetti, Hans Nedden
  • Patent number: 9935277
    Abstract: A luminescent compound that is a metal complex with ligands containing pyrrole or indole in the structure, where the pyrrole or indole has an aromatic substituent that has at least one ortho substitution is disclosed.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: April 3, 2018
    Assignee: Universal Display Corporation
    Inventors: Chuanjun Xia, Chun Lin, Pierre-Luc T. Boudreault, Harvey Wendt
  • Patent number: 9891200
    Abstract: The present invention discloses novel multi-action copper complexes which are used for reversible vapochromic detection of polar solvents as well as anion sensing in both aqueous and non-aqueous media.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: February 13, 2018
    Assignee: Council of Scientific and Industrial Research
    Inventors: Vedavati Gururaj Puranik, Rajesh Ghanshyam Gonnade, Rupesh Liladhar Gawade
  • Patent number: 9859511
    Abstract: The present invention provides an organometallic complex having a high quantum efficiency even in a polymer thin film as a emitting material for organic electroluminescent (EL) element. The present invention relates to an organoiridium complex for an organic electroluminescent element represented by the following Formula; wherein a C—N ligand including two atomic groups (A1, A2), and a ?-diketone ligand in line symmetry having two tert-butyl-substituted phenyl groups are coordinated with an iridium atom. The organoiridium complex of the present invention has a high quantum efficiency even in a polymer thin film with respect to green to yellow electroluminescence.
    Type: Grant
    Filed: August 26, 2015
    Date of Patent: January 2, 2018
    Assignees: TANAKA KIKINZOKU KOGYO K.K., OSAKA PREFECTURE UNIVERSITY PUBLIC CORPORATION
    Inventors: Yasushi Masahiro, Shigeyuki Yagi, Junichi Taniuchi
  • Patent number: 9839631
    Abstract: A method for inhibiting hatching of an ectoparasite egg, the method comprising exposing the ectoparasite egg to at least one metal chelating agent and/or metalloprotease inhibitor, wherein the metal chelating agent is a compound comprising at least two heteroatoms able to simultaneously coordinate with a metal ion, at least one of the two heteroatoms being selected from nitrogen, sulfur, oxygen and phosphorus, wherein the compound comprises at least one carbocyclic ring substituted with at least one heteroatom and/or with a substituent containing at least one heteroatom, or the compound comprises at least one heterocyclic ring containing at least one heteroatom, wherein said heterocyclic ring is optionally substituted with at least one heteroatom and/or with a substituent containing at least one heteroatom is provided. Methods of treating ectoparasite infestations and compositions for use in such methods are also provided.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: December 12, 2017
    Assignee: DR. REDDY'S LABORATORIES, S.A.
    Inventor: Vernon Morrison Bowles
  • Patent number: 9779879
    Abstract: The present invention provides an improved redox couple for electrochemical and optoelectronic devices. The redox couple is based on a complex of a first row transition metal, said complex containing at least one mono-, bi-, or tridentate ligand comprising a substituted or unsubstituted ring or ring system comprising a five-membered N-containing heteroring and/or a six-membered ring comprising at least two heteroatoms, at least one of which being a nitrogen atom, said five- or six-membered heteroring, respectively, comprising at least one double bond. The invention also relates to electrolytes and to the devices containing the complex, and to the use of the complex as a redox couple. The invention further provides electrochemical and/or optoelectronic devices comprising a first and a second electrode and, between said first and second electrode, a charge transport layer, said a charge transport layer comprising tetracyanoborate ([B(CN)4]?) and a cationic metal complex functioning as redox-couple.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: October 3, 2017
    Assignee: Ecole Polytechnique Federale de Lausanne (EPFL)
    Inventors: Mohammad Khaja Nazeeruddin, Michael Graetzel, Etienne Baranoff, Florian Kessler, Jun-Ho Yum, Aswani Yella, Hoi Nok Tsao, Shaik Mohammad Zakeeruddin
  • Patent number: 9722192
    Abstract: A metal complex having a structural formula as follows, wherein, the metal atom M is selected from the group consisting of iridium (Ir), platinum (Pt), osmium (Os), rhenium (Re), ruthenium (Ru) and copper (Cu); R1, R2, R3 and R4 are independently selected from the group consisting of —F, —CF3, —CH3 and substituted phenyl; in the (C^N) substructure located on a left side of the metal atom M in the structural formula (I), C is located in a first aromatic or heteroaromatic ring, and N is located in a second heteroaromatic ring. The metal complex can be used in luminescent material of display devices.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: August 1, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Chengcheng Wang, Tianzhen Liu
  • Patent number: 9698359
    Abstract: Platinum and palladium complexes are disclosed that can be useful as narrow band phosphorescent emitters. Also disclosed are methods for preparing and using the platinum and palladium complexes.
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: July 4, 2017
    Assignee: ARIZONA BOARD OF REGENTS, ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Jian Li, Eric Turner
  • Patent number: 9688708
    Abstract: The present invention describes Photolabile Compounds methods for use of the compounds. The Photolabile Compounds have a photoreleasable ligand, which can be biologically active, and which is photoreleased from the compound upon exposure to light. In one embodiment, the light is visible light, which is not detrimental to the viability of biological samples, such as cells and tissues, in which the released organic molecule is bioactive and can have a therapeutic effect.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: June 27, 2017
    Assignees: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK, Universidad de Buenos Aires
    Inventors: Roberto Etchenique, Rafael Yuste, Luis Baraldo
  • Patent number: 9611347
    Abstract: The present invention, among other things, provides highly syndiotactic poly(dicyclopentadiene) and/or hydrogenated poly(dicyclopentadiene), compositions thereof, and compounds and methods for preparing the same. In some embodiments, a provided compound is a compound of formula I, II or III. In some embodiments, a provided method comprises providing a compound of formula I, II or III.
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: April 4, 2017
    Assignee: Massachusetts Institute of Technology
    Inventors: Richard Royce Schrock, Benjamin Autenrieth
  • Patent number: 9598449
    Abstract: Iridium (III) complexes are described together with methods to prepare and use such complexes. Also described are devices that utilize the iridium (III) complexes.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: March 21, 2017
    Assignee: ARIZONA BOARD OF REGENTS ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Jian Li, Eric Turner, Nathan J. Bakken
  • Patent number: 9559321
    Abstract: The invention relates to electrochemical devices comprising complexes of cobalt comprising at least one ligand with a 5- or six membered, N-containing heteroring. The complex are useful as p- and n-dopants, as over of electrochemical devices, in particular in organic semiconductors. The complexes are further useful as over-discharge prevention and overvoltage protection agents.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: January 31, 2017
    Assignee: Ecole Polytechnique Federale de Lausanne (EPFL)
    Inventors: Julian Burschka, Florian Kessler, Etienne Baranoff, Mohammad Khaja Nazeeruddin, Michael Graetzel
  • Patent number: 9553277
    Abstract: An iridium complex represented by formula (1) and an OLED using the same are shown. In Formula (1), l, m, n, p, b, R1-R6, X1-X6, A1, A2 and B are the same as defined in the specification. The iridium complex is able to emit a range of visible light with high color purity and high efficiency as neat sample.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: January 24, 2017
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Chu-Yun Kuei
  • Patent number: 9550801
    Abstract: Platinum complexes that exhibit photoabsorption and photoemission, methods of making such complexes, and applications thereof are disclosed, including optical devices comprising the complexes.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: January 24, 2017
    Assignee: ARIZONA BOARD OF REGENTS ACTING FOR AND ON BEHALF OF ARIZONA STATE UNIVERSITY
    Inventors: Jian Li, Zixing Wang, Eric Turner
  • Patent number: 9518217
    Abstract: This invention provides transition metal carbene complexes and the electroluminescent application thereof. Through employing different N^N heteroleptic ligand, as the following, the transition metal carbene complex can display wide-range color tuning ability from deep blue to red. The mentioned transition metal carbene complex can be applied in luminescent device, and the luminescent device can display wide-range color tuning ability with high luminescent efficiency while employing different N^N heteroleptic ligand in the transition metal carbene complex.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: December 13, 2016
    Assignee: E INK HOLDINGS INC.
    Inventors: Chien-Hong Cheng, Kun-Yi Lu, Yu-Han Ou Yang, Cheng-Han Hsieh
  • Patent number: 9505794
    Abstract: The present invention discloses novel Ruthenium (II) polypyridyl complexes, preparation and its application as DNA imaging agents.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: November 29, 2016
    Assignee: Council of Scientific and Industrial Research
    Inventors: Amitava Das, Samit Chattopadhyay, Vadde Ramu, Nandaraj Taye
  • Patent number: 9463451
    Abstract: A hydrogen transfer reaction may be more efficiently promoted by using a metal complex represented by Formula (2): (wherein, R1 to R8 are the same or different, and each represents a hydrogen atom, a substituted or unsubstituted alkyl group or the like; or wherein; R1 and R2, R2 and R3, R3 and R4, R4 and R5, and R5 and R6 are respectively bonded to each other to form a bivalent hydrocarbon group; R9 are the same or different, and each represents an alkyl group or cycloalkyl group; M is ruthenium (Ru) or the like; X is a ligand; and n is 0, 1 or 2). More specifically, the metal complex enables a hydrogenation reaction of various substrates having a stable carbonyl group or the like to be advanced with a high yield under mild conditions.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: October 11, 2016
    Assignee: National University Corporation Nagoya University
    Inventors: Susumu Saito, Ryoji Noyori, Takashi Miura, Masayuki Naruto, Kazuki Iida, Yuki Takada, Katsuaki Toda, Sota Nimura, Santosh Agrawal, Sunkook Lee
  • Patent number: 9447113
    Abstract: Novel heterocyclic materials are disclosed. The materials contain a fused tetracyclic structure that can improve the properties of OLED devices when the novel heterocyclic materials are incorporated into such devices.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: September 20, 2016
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventor: Bin Ma