Patents by Inventor Amir Parham

Amir Parham 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).

  • COMPOUNDS WITH CARBAZOLE STRUCTURES
    Publication number: 20190214574
    Abstract: The present invention describes carbazole derivatives substituted by electron transport groups, especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.
    Type: Application
    Filed: September 11, 2017
    Publication date: July 11, 2019
    Inventors: Amir PARHAM, Tobias GROSSMANN, Aurélie LUDEMANN, Dominik JOOSTEN, Jonas KROEBER
  • COMPOUNDS WITH SPIROBIFLUORENE-STRUCTURES
    Publication number: 20190194164
    Abstract: The invention relates to spirobifluorene derivatives which are substituted with electron transport groups, in particular for use in electronic devices. The invention further relates to a method for producing the compounds according to the invention, and to electronic devices comprising the same.
    Type: Application
    Filed: September 11, 2017
    Publication date: June 27, 2019
    Inventors: Amir PARHAM, Tobias GROSSMANN, Aurélie LUDEMANN, Dominik JOOSTEN, Jonas KROEBER
  • HETEROCYCLIC COMPOUNDS COMPRISING DIBENZOFURAN AND/OR DIBENZOTHIOPHENE STRUCTURES
    Publication number: 20190165282
    Abstract: The present invention describes dibenzofuran and dibenzothiophene derivatives substituted by electron-transporting groups, especially for use as triplet matrix materials in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.
    Type: Application
    Filed: April 6, 2017
    Publication date: May 30, 2019
    Applicant: Merck Patent GmbH
    Inventors: Amir Parham, Thomas Eberle, Anja Jatsch, Tobias Grossmann, Jonas Kroeber
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20190135814
    Abstract: The present invention relates to compounds of formula (1). The compounds are suitable for use in electronic devices, in particular organic electroluminescent devices, comprising these compounds.
    Type: Application
    Filed: April 26, 2017
    Publication date: May 9, 2019
    Applicant: Merck Patent GmbH
    Inventors: Amir PARHAM, Tobias GROSSMANN, Jonas KROEBER
  • COMPOUNDS WITH SPIROBIFLUORENE-STRUCTURES
    Publication number: 20190106391
    Abstract: The present invention describes spirobifluorene derivatives substituted by pyridine and/or pyrimidine groups, especially for use in electronic devices. The invention further relates to a process for preparing the compounds of the invention and to electronic devices comprising these.
    Type: Application
    Filed: March 15, 2017
    Publication date: April 11, 2019
    Applicant: Merck Patent GmbH
    Inventors: Margarita Wucherer-Plietker, Amir Parham, Sebastian Meyer, Tobias Grossmann
  • Compounds for electronic devices
    Patent number: 10141518
    Abstract: The present invention relates to a compound of the formula (I), to the use of this compound in an electronic device, and to an electronic device comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compound of the formula (I) and to a formulation comprising one or more compounds of the formula (I).
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: November 27, 2018
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Arne Buesing, Frank Voges, Christof Pflumm, Amir Parham, Thomas Eberle, Teresa Mujica-Fernaud
  • COMPOUNDS FOR ELECTRONIC DEVICES
    Publication number: 20170179399
    Abstract: The present invention relates to a compound of the formula (I), to the use of this compound in an electronic device, and to an electronic device comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compound of the formula (I) and to a formulation comprising one or more compounds of the formula (I).
    Type: Application
    Filed: March 2, 2017
    Publication date: June 22, 2017
    Inventors: Philipp STOESSEL, Arne Buesing, Frank Voges, Christof Pflumm, Amir Parham, Thomas Eberle, Teresa Mujica-Fernaud
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20160322570
    Abstract: The present invention relates to the use of aromatic boronic acid or borinic acid derivatives in organic electronic devices, in particular electroluminescent devices.
    Type: Application
    Filed: June 20, 2016
    Publication date: November 3, 2016
    Inventors: Philipp STOESSEL, Esther BREUNING, Arne BUESING, Amir PARHAM, Holger HEIL, Horst VESTWEBER
  • Materials for organic electroluminescent devices
    Patent number: 8999521
    Abstract: The present invention relates to anthracene derivatives, to the use thereof in organic electroluminescent devices, and to organic electroluminescent devices comprising these compounds.
    Type: Grant
    Filed: February 28, 2007
    Date of Patent: April 7, 2015
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Amir Parham, Horst Vestweber
  • Compounds for organic electronic devices
    Patent number: 8932731
    Abstract: The present invention relates to the improvement of organic electroluminescent devices, in particular blue-emitting devices, by using compounds of the formula (1) or formula (2) as dopants in the emitting layer or as hole-transport material in a hole-transport layer.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: January 13, 2015
    Assignee: Merck Patent GmbH
    Inventors: Amir Parham, Susanne Heun, Horst Vestweber, Philipp Stoessel, Holger Heil, Rocco Fortte
  • Materials for organic electroluminescent devices
    Patent number: 8795847
    Abstract: The present invention relates to anthracene derivatives, to the use thereof in organic electroluminescent devices, and to organic electroluminescent devices comprising these compounds.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: August 5, 2014
    Assignee: Merck Patent GmbH
    Inventors: Holger Heil, Philipp Stoessel, Amir Parham, Horst Vestweber
  • Electroluminescent polymers containing planar arylamine units, the preparation and use thereof
    Patent number: 8679644
    Abstract: The present invention relates to polymers which contain certain triarylamine units of the Formula (1) The materials according to the invention exhibit a longer lifetime than materials in accordance with the prior art and therefore more suitable for use in polymeric organic light-emitting diodes.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: March 25, 2014
    Assignee: Merck Patent GmbH
    Inventors: Amir Parham, Susanne Heun, Aurélie Ludemann, Arne Buesing, Junyou Pan, Heinrich Becker
  • Partially conjugated polymers, their representation and their use
    Patent number: 8323804
    Abstract: The present invention relates to partly conjugated spirobifluorene polymers which are linked in the polymer via both spiro molecule halves. The materials according to the invention display a purer emission color and a longer life than materials according to the prior art and are therefore better suited for use in polymeric organic light-emitting diodes.
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: December 4, 2012
    Assignee: Merck Patent GmbH
    Inventors: Susanne Heun, Amir Parham, Aurélie Ludemann
  • Organic electroluminescent devices
    Patent number: 8304095
    Abstract: The present invention relates to the improvement of blue-emitting organic electroluminescent devices comprising stilbenamines, and to materials for the production of these electroluminescent devices.
    Type: Grant
    Filed: November 17, 2006
    Date of Patent: November 6, 2012
    Assignee: Merck Patent GmbH
    Inventors: Holger Heil, Philipp Stoessel, Rocco Fortte, Amir Parham, Horst Vestweber
  • Metal complexes and their use as the emitting constituent in electronic components, in particular in electroluminescent display devices
    Patent number: 8304542
    Abstract: The present invention describes new metal complexes. Such compounds can be used as functional materials in a variety of different applications which can in the broadest sense be considered part of the electronics industry. The compounds of the invention have the formulae (1) and (1a).
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: November 6, 2012
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stössel, Rocco Fortte, Amir Parham, Horst Vestweber, Holger Heil
  • Conjugated polymers and blends containing carbazole, representation and use thereof
    Patent number: 8053547
    Abstract: The present invention relates to conjugated polymers comprising specific carbazole structural units. The materials according to the invention display steeper current-voltage curves and are therefore better suited to use in organic light-emitting diodes than are comparative polymers which do not contain these units.
    Type: Grant
    Filed: October 25, 2010
    Date of Patent: November 8, 2011
    Assignee: Merck Patent GmbH
    Inventors: Amir Parham, Aurelie Falcou, Susanne Heun, Heinrich Becker, Esther Breuning
  • Process for preparing ortho-metallated metal compounds
    Patent number: 7923521
    Abstract: The present invention describes a process for the preparation of homoleptic and heteroleptic tris-ortho-metallated metal compounds which are used as coloring components as functional materials in a number of different applications which can be ascribed to the electronics industry in the broadest sense.
    Type: Grant
    Filed: November 9, 2006
    Date of Patent: April 12, 2011
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Rocco Fortte, Amir Parham, Esther Breuning, Holger Heil, Horst Vestweber
  • Conjugated Polymers and Blends Containing Carbazole, Representation and Use Thereof
    Publication number: 20110068304
    Abstract: The present invention relates to conjugated polymers comprising specific carbazole structural units. The materials according to the invention display steeper current-voltage curves and are therefore better suited to use in organic light-emitting diodes than are comparative polymers which do not contain these units.
    Type: Application
    Filed: October 25, 2010
    Publication date: March 24, 2011
    Applicant: Merck Patent GmbH
    Inventors: Amir Parham, Aurelie Falcou, Susanne Heun, Heinrich Becker, Esther Breuning
  • Conjugated polymers and blends containing carbazole, representation and use thereof
    Patent number: 7834136
    Abstract: The present invention relates to conjugated polymers comprising specific carbazole structural units. The materials according to the invention display steeper current-voltage curves and are therefore better suited to use in organic light-emitting diodes than are comparative polymers which do not contain these units.
    Type: Grant
    Filed: February 4, 2004
    Date of Patent: November 16, 2010
    Assignee: Covion Organic Semiconductors GmbH
    Inventors: Amir Parham, Aurelie Falcou, Susanne Heun, Heinrich Becker, Esther Breuning
  • Conjugated copolymers, representation and use thereof
    Patent number: 7772323
    Abstract: The present invention relates to conjugated copolymers comprising blocks which are linked by random or partly random sections. The materials of the invention display an improved efficiency, a reduced operating voltage and a longer life.
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: August 10, 2010
    Assignee: Merck Patent GmbH
    Inventors: Heinrich Becker, Esther Breuning, Aurélie Falcou, Amir Parham