Patents by Inventor Norman Herron

Norman Herron 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).

  • Patent number: 8362463
    Abstract: Organometallic complexes are provided having at least one charge transporting ligand, and methods for making the same, as well as devices and sub-assemblies including the same.
    Type: Grant
    Filed: December 28, 2005
    Date of Patent: January 29, 2013
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Nora Sabrina Radu, Norman Herron, Jeffrey Merlo, Ying Wang, Mark A. Guidry
  • Publication number: 20130009142
    Abstract: The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 10, 2013
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: NORMAN HERRON, MARK A. GUIDRY, DANIEL DAVID LECLOUX, NORA SABINA RADU, ERIC MAURICE SMITH, YING WANG
  • Patent number: 8309731
    Abstract: There is provided an organic electronic device having an anode, a hole injection layer, a photoactive layer, an electron transport layer, and a cathode. At least one of the photoactive layer and the electron transport layer includes a compound having Formula I where: R1 is the same or different and can be phenyl, biphenyl, naphthyl, naphthylphenyl, triphenylamino, or carbazolylphenyl; and one of the following conditions is met: (i) R2=R3 and is H, phenyl, biphenyl, naphthyl, naphthylphenyl, arylanthracenyl, phenanthryl, triphenylamino, or carbazolylphenyl; or (ii) R2 is H or phenyl; and R3 is phenyl, biphenyl, naphthyl, naphthylphenyl, arylanthracenyl, phenanthryl, triphenylamino, and carbazolylphenyl; When both R1 are phenyl, R2 and R3 can be 2-naphthyl, naphthylphenyl, arylanthracenyl, 9-phenanthryl, triphenylamino, or m-carbazolylphenyl.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: November 13, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Norman Herron, Mark A. Guidry, Vsevolod Rostovtsev, Weiying Gao, Ying Wang, Yulong Shen, Jeffrey A. Merlo
  • Patent number: 8293139
    Abstract: The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: October 23, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Daniel David Lecloux, Eric Maurice Smith, Ying Wang, Norman Herron, Mark A. Guidry, Nora Sabina Radu
  • Patent number: 8287769
    Abstract: The present invention relates to charge transport compositions. The invention further relates to electronic devices in which there is at least one active layer comprising such charge transport compositions.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: October 16, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Daniel David Lecloux, Eric Maurice Smith, Ying Wang, Norman Herron, Mark A. Guidry, Nora Sabina Radu
  • Patent number: 8273468
    Abstract: There is provided a green luminescent material having Formula I or Formula II R1 and R2 can be the same or different and can be hydrogen, alkoxy, tertiary alkyl, or cycloalkyl. R3 and R4 are the same or different and can be fluorine, aryl, or alkyl. There is also provided an organic electronic device containing the green luminescent material.
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: September 25, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Norman Herron, Mark A. Guidry, Vsevolod Rostovtsev, Jeffrey A. Merlo, Kalindi Dogra, Victoria J. North
  • Publication number: 20120235562
    Abstract: This disclosure relates to chrysene compounds with deep blue emission that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.
    Type: Application
    Filed: June 1, 2012
    Publication date: September 20, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: VSEVOLOD ROSTOVTSEV, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
  • Patent number: 8263973
    Abstract: This invention relates to anthracene derivatives that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such an anthracene derivative.
    Type: Grant
    Filed: December 18, 2009
    Date of Patent: September 11, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Norman Herron, Weiying Gao, Adam Fennimore, Mark A. Guidry
  • Publication number: 20120211734
    Abstract: A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.
    Type: Application
    Filed: April 30, 2012
    Publication date: August 23, 2012
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: NORMAN HERRON, Mark A. Guidry, Vsevolod Rostovtsev
  • Patent number: 8236990
    Abstract: The present invention relates to triarylamine compounds, compositions comprising such compounds, and electronic devices and applications comprising at least one layer containing at least one of the new compounds. The compounds can be used as monomers to create homopolymers or copolymers.
    Type: Grant
    Filed: April 7, 2009
    Date of Patent: August 7, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Eric Maurice Smith, Nora Sabina Radu, Norman Herron, Arthur Dabrowski, Frederick P. Gentry, Gene M. Rossi, Gary A. Johansson
  • Publication number: 20120187382
    Abstract: An organic light-emitting diode is provided having an anode, a cathode, and an organic active layer therebetween. The organic active layer includes a deuterated compound and the device has a calculated half-life at 1000 nits of at least 5000 hours.
    Type: Application
    Filed: December 22, 2009
    Publication date: July 26, 2012
    Applicant: E.I. DUPONT DE NEMOURS AND COMPANY
    Inventors: Vsevolod Rostovtsev, Weiying Gao, Gary A. Johansson, Yulong Shen, Adam Fennimore, Kalindi Dogra, Hong Meng, Weishi Wu, Michael Henry Howard, JR., Ralph Birchard Lloyd, Nora Sabina Radu, Norman Herron, Daniel David Lecloux, Eric Maurice Smith, Che-Hsiung Hsu, Kyung-Ho Park, Jeffrey A. Merlo, Christina M. Older, Jerald Feldman, Ying Wang
  • Publication number: 20120146008
    Abstract: This disclosure relates to chrysene compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.
    Type: Application
    Filed: June 30, 2010
    Publication date: June 14, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Weiying Gao, Norman Herron, Jeffrey A. Merlo, Vsevolod Rostovtsev
  • Patent number: 8192848
    Abstract: A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.
    Type: Grant
    Filed: January 8, 2009
    Date of Patent: June 5, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Norman Herron, Mark A. Guidry, Vsevolod Rostovtsev
  • Patent number: 8158831
    Abstract: This disclosure relates to chrysene compounds with deep blue emission that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: April 17, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Vsevolod Rostovtsev, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
  • Publication number: 20120065402
    Abstract: There is provided an organic electronic device having an anode, a hole injection layer, a photoactive layer, an electron transport layer, and a cathode. At least one of the photoactive layer and the electron transport layer includes a compound having Formula I where: R1 is the same or different and can be phenyl, biphenyl, naphthyl, naphthylphenyl, triphenylamino, or carbazolylphenyl; and one of the following conditions is met: (i) R2=R3 and is H, phenyl, biphenyl, naphthyl, naphthylphenyl, arylanthracenyl, phenanthryl, triphenylamino, or carbazolylphenyl; or (ii) R2 is H or phenyl; and R3 is phenyl, biphenyl, naphthyl, naphthylphenyl, arylanthracenyl, phenanthryl, triphenylamino, and carbazolylphenyl; When both R1 are phenyl, R2 and R3 can be 2-naphthyl, naphthylphenyl, arylanthracenyl, 9-phenanthryl, triphenylamino, or m-carbazolylphenyl.
    Type: Application
    Filed: November 18, 2011
    Publication date: March 15, 2012
    Applicant: E.I.DU PONT DE NEMOURS AND COMPANY
    Inventors: NORMAN HERRON, Mark A. Guidry, Vsevolod Rostovtsev, Weiying Gao, Ying Wang, Yulong Shen, Jeffrey A. Merlo
  • Publication number: 20120037898
    Abstract: This invention relates to chrysene compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a chrysene compound.
    Type: Application
    Filed: May 19, 2010
    Publication date: February 16, 2012
    Applicant: E.I. du Pont de Nemours and Company
    Inventors: Weishi Wu, Norman Herron, Vsevolod Rostovtsev, Jeffrey A. Merlo, Weiying Gao
  • Publication number: 20110266525
    Abstract: There is provided an organic light-emitting diode luminaire. The luminaire includes a first electrode, a second electrode, and an electroluminescent layer therebetween. The electroluminescent layer includes: a host material capable of electroluminescence having an emission color that is blue; and an electroluminescent dopant having an emission color that is yellow. The additive mixing of the emitted colors results in an overall emission of white light.
    Type: Application
    Filed: October 25, 2010
    Publication date: November 3, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev
  • Publication number: 20110266524
    Abstract: There is provided an organic light-emitting diode luminaire. The luminaire includes a first electrode, a second electrode, and an electroluminescent layer therebetween. The electroluminescent layer includes: a first electroluminescent material having an emission color that is blue; a second electroluminescent material having an emission color that is green; and a third electroluminescent material having an emission color that is red-orange. The additive mixing of all the emitted colors results in an overall emission of white light.
    Type: Application
    Filed: October 25, 2010
    Publication date: November 3, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev
  • Publication number: 20110260141
    Abstract: There is provided an organic light-emitting diode luminaire. The luminaire includes a first electrode, a second electrode, and an electroluminescent layer therebetween. The electroluminescent layer includes: a first electroluminescent material having an emission color that is blue; and a second electroluminescent material having an emission color that is red-orange. The additive mixing of the emitted colors results in an overall emission of white light.
    Type: Application
    Filed: October 25, 2010
    Publication date: October 27, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev
  • Publication number: 20110260140
    Abstract: There is provided an organic light-emitting diode luminaire. The luminaire includes a first electrode, a second electrode, and an electroluminescent layer therebetween. The electroluminescent layer includes: a first electroluminescent material having an emission color that is blue-green; and a second electroluminescent material having an emission color that is red/red-orange. The additive mixing of the emitted colors results in an overall emission of white light.
    Type: Application
    Filed: October 25, 2010
    Publication date: October 27, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev