Patents by Inventor Anja Gerhard

Anja Gerhard 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).

  • Materials for organic electroluminescence devices
    Patent number: 8637168
    Abstract: The present invention relates to aromatic amines and to electronic devices in which these amines are used, in particular, as matrix material in the emitting layer and/or as hole-transport material and/or as electron-blocking or exciton-blocking material and/or as electron-transport material.
    Type: Grant
    Filed: September 10, 2009
    Date of Patent: January 28, 2014
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
  • Materials for organic electroluminescent devices
    Patent number: 8597798
    Abstract: The present invention relates to transition-metal complexes of the general formula I or II, in particular as emitter molecules in organic electronic devices, to a layer and an electronic device which comprise the compounds according to the invention, and to a process for the preparation of the compounds according to the invention.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: December 3, 2013
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Arne Buesing, Anja Gerhard, Joachim Kaiser, Rocco Fortte
  • Mixtures of organic emissive semiconductors and matrix materials, their use and electronic components comprising said materials
    Patent number: 8592614
    Abstract: The present invention relates to new types of material mixtures composed of at least two substances, one serving as a matrix material and the other being an emission material capable of emission and containing at least one element of atomic number greater than 20, and for their use in organic electronic components such as electroluminescent elements and displays.
    Type: Grant
    Filed: July 7, 2004
    Date of Patent: November 26, 2013
    Assignee: Merck Patent GmbH
    Inventors: Heinrich Becker, Anja Gerhard, Philipp Stössel, Horst Vestweber
  • Organic electroluminescent devices comprising azomethine-metal complexes
    Patent number: 8487300
    Abstract: The present invention relates to phosphorescent organic electroluminescent devices which contain as a matrix material of emitting layer, metal complexes of the formula (I)
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: July 16, 2013
    Assignee: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Jonas Kroeber, Anja Gerhard, Rocco Fortte
  • ORGANIC ELECTROLUMINESCENT DEVICE
    Publication number: 20130168663
    Abstract: The present invention relates to phosphorescent organic electroluminescent devices which comprise at least one phosphorescent emitter and a matrix material in the emitting layer, where certain conditions must be satisfied for the positions of the triplet energy and the HOMO and LUMO.
    Type: Application
    Filed: June 24, 2011
    Publication date: July 4, 2013
    Applicant: MERCK PATENT GMBH
    Inventors: Anja Gerhard, Philipp Stoessel, Dominik Joosten, Holger Heil, Christof Pflumm, Susanne Heun
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20130126792
    Abstract: The present invention relates to compounds of the formula (I), to the use of compounds of the formula (I) in electronic devices and electronic devices comprising one or more compounds of the formula (I). The invention furthermore relates to the preparation of the compounds of the formula (I) and to formulations comprising one or more compounds of the formula (I).
    Type: Application
    Filed: July 12, 2011
    Publication date: May 23, 2013
    Applicant: Merck Patent GmbH
    Inventors: Irina Martynova, Adam W. Franz, Christof Pflumm, Amir Hossain Parham, Arne Buesing, Rémi Manouk Anémian, Anja Gerhard
  • METAL COMPLEXES
    Publication number: 20130112920
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electro-luminescent devices, comprising these metal complexes. M(L)n(L?)m formula (1), where the compound contains a moiety M(L)n of the formula (2).
    Type: Application
    Filed: June 17, 2011
    Publication date: May 9, 2013
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Dominik Joosten, Anja Gerhard, Esther Breuning
  • METAL COMPLEXES
    Publication number: 20130112921
    Abstract: The present invention relates to metal complexes which contain polymerisable groups and to the polymers obtained using these metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these polymers. The metal complexes are compounds of the formula (1), containing a moiety M(L)n of the formula (2) or formula (3).
    Type: Application
    Filed: June 17, 2011
    Publication date: May 9, 2013
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Dominik Joosten, Anja Gerhard, Esther Breuning, Niels Schulte
  • METAL COMPLEXES
    Publication number: 20130082209
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, com-prising these metal complexes. M(L)n(L?)m (formula 1), where the compound of the general formula (1) contains a moiety M(L)n of the formula (2).
    Type: Application
    Filed: May 18, 2011
    Publication date: April 4, 2013
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard, Esther Breuning
  • Fluorine derivatives for organic electroluminescence devices
    Patent number: 8361638
    Abstract: The present invention relates to fluorine derivatives and organic electronic devices in which said compounds are used as a matrix material in the emitting layer and/or as a hole transport material, and/or as an electron blocking or exciton blocking material, and/or as an electron transport material.
    Type: Grant
    Filed: March 11, 2009
    Date of Patent: January 29, 2013
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20120228552
    Abstract: The present invention relates to organic electroluminescent devices which comprise fluorene derivatives and spirobifluorene derivatives as matrix material for phosphorescent emitters.
    Type: Application
    Filed: October 28, 2010
    Publication date: September 13, 2012
    Applicant: Merck Patent GmbH
    Inventors: Amir Hossain Parham, Joachim Kaiser, Anja Gerhard, Jonas Valentin Kroeber, Rémi Manouk Anémian
  • MATERIALS FOR ELECTRONIC DEVICES
    Publication number: 20120187349
    Abstract: The present invention relates to compounds of the formula (I) and to the use thereof in electronic devices, in particular organic electroluminescent devices. Furthermore, the present invention relates to electronic devices comprising at least one compound according to the invention, preferably as emitter material or as charge-transport material.
    Type: Application
    Filed: August 25, 2010
    Publication date: July 26, 2012
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
  • Materials for electroluminescence and the utilization thereof
    Patent number: 8173276
    Abstract: The present invention relates to organic semiconductors which contain structural units L=X and in addition structural units which emit light from the triplet state. The materials according to the invention are more soluble and easier to synthesise and are therefore more suitable for use in organic light-emitting diodes than comparative materials in accordance with the prior art.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: May 8, 2012
    Assignee: Merck Patent GmbH
    Inventors: Susanne Heun, René Scheurich, Arne Büsing, Aurelie Falcou, Anja Gerhard, Philipp Stössel, Horst Vestweber
  • METAL COMPLEXES HAVING AZABOROL LIGANDS AND ELECTRONIC DEVICE HAVING THE SAME
    Publication number: 20120004407
    Abstract: The present invention relates to an electronic device, in particular an organic electroluminescent device, which comprises metal complexes containing azaborole ligands. The invention also relates to the metal complexes themselves, to the use thereof in an organic electronic device, and to a process for the preparation thereof. Finally, the invention is directed to the ligands and to the use of the ligands for the preparation of the metal complexes according to the invention.
    Type: Application
    Filed: February 3, 2010
    Publication date: January 5, 2012
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
  • MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES
    Publication number: 20110315933
    Abstract: The present invention relates to metal complexes of the general formulae I to V, in particular as emitter molecules in organic electronic devices, to ligands of the general formulae Ia to Va, and to the use thereof for the preparation of metal complexes, to a layer and an electronic device which comprise the compounds according to the invention, and to a process for the preparation of the compounds according to the invention.
    Type: Application
    Filed: February 15, 2010
    Publication date: December 29, 2011
    Applicant: MERCK PATENT GMBH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard
  • METAL COMPLEXES
    Publication number: 20110284799
    Abstract: The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, comprising these metal complexes.
    Type: Application
    Filed: January 14, 2010
    Publication date: November 24, 2011
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard, Esther Breuning
  • White-emitting copolymers, representation, and use thereof
    Patent number: 8044217
    Abstract: The present invention relates to white-emitting copolymers which are obtained by a combination of blue-, green- and red-emitting repeating units. The copolymers of the invention display better film formation and an improved efficiency when used in polymeric organic light-emitting diodes compared to materials according to the prior art.
    Type: Grant
    Filed: March 22, 2010
    Date of Patent: October 25, 2011
    Assignee: Merck Patent GmbH
    Inventors: Aurelie Falcou, Arne Büsing, Susanne Heun, Jürgen Steiger, Anja Gerhard, Niels Schulte, Heinrich Becker
  • Organic electroluminescent element
    Patent number: 8003227
    Abstract: The present invention relates to the improvement of phosphorescent organic electroluminescent devices by using materials of the formula (1), preferably triazines, pyrimidines, pyridazines and pyrazines, in the hole-blocking layer.
    Type: Grant
    Filed: November 24, 2004
    Date of Patent: August 23, 2011
    Assignee: Merck Patent GmbH
    Inventors: Horst Vestweber, Anja Gerhard, Philipp Stössel
  • Organic Electroluminescent Devices
    Publication number: 20110201778
    Abstract: The present invention relates to electronic devices, in particular organic electroluminescent devices, which comprise compounds of the formula (1), and to the corresponding compounds and to the use thereof in organic electroluminescent devices.
    Type: Application
    Filed: October 15, 2009
    Publication date: August 18, 2011
    Applicant: Merck Patent GmbH
    Inventors: Philipp Stoessel, Holger Heil, Dominik Joosten, Christof Pflumm, Anja Gerhard, Esther Breuning, Amir Hossain
  • Organic electronic devices
    Patent number: 7989071
    Abstract: The invention relates to the improvement of organic electronic devices, especially organic electroluminescence devices, to which end inclusion compounds are used, especially as charge injection materials and/or charge transporting materials.
    Type: Grant
    Filed: May 3, 2005
    Date of Patent: August 2, 2011
    Assignee: Merck Patent GmbH
    Inventors: Philipp Stössel, Anja Gerhard, Horst Vestweber