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).

  • CHARGE TRANSPORT COMPOSITIONS AND ELECTRONIC DEVICES MADE WITH SUCH COMPOSITIONS
    Publication number: 20110133173
    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: February 17, 2011
    Publication date: June 9, 2011
    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
  • ORGANIC LIGHT-EMITTING DIODE LMINAIRES
    Publication number: 20110127501
    Abstract: There is provided an organic light-emitting diode luminaire. The luminaire includes a patterned 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; a first electroluminescent dopant having an emission color that is green; and a second electroluminescent dopant having an emission color that is in the red/orange region. The additive mixing of all the emitted colors results in an overall emission of white light.
    Type: Application
    Filed: December 14, 2010
    Publication date: June 2, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev
  • CHARGE TRANSPORT MATERIALS
    Publication number: 20110118429
    Abstract: Charge transport materials are provided, and methods for making the same.
    Type: Application
    Filed: December 23, 2005
    Publication date: May 19, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Nora Sabrina Radu, Norman A. Herron, Gary Johansson
  • ORGANIC LIGHT-EMITTING DIODE LUMINAIRES
    Publication number: 20110101316
    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 a dopant 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: May 5, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Daniel David Lecloux, Norman Herron, Vsevolod Rostovtsev
  • Charge transport compositions and electronic devices made with such compositions
    Patent number: 7914706
    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: May 23, 2008
    Date of Patent: March 29, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Daniel David LeCloux, Mark A. Guidry, Norman Herron, Nora Sabina Radu, Eric Maurice Smith, Ying Wang
  • PHOTOACTIVE COMPOSITION AND ELECTRONIC DEVICE MADE WITH THE COMPOSITION
    Publication number: 20110037056
    Abstract: There is provided a photoactive composition including: (a) a first host material having a HOMO energy level shallower than or equal to ?5.6 eV and having a Tg greater than 95° C.; (b) a second host material having a LUMO deeper than ?2.0 eV; and (c) an electroluminescent dopant material. The weight ratio of first host material to second host material is in the range of 99:1 to 1.5:1.
    Type: Application
    Filed: December 11, 2009
    Publication date: February 17, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Charles J. Dubois, Weiying Gao, Norman Herron, Hong Meng, Jeffrey A. Merlo, Vsevolod Rostovtsev, Weishi Wu
  • Compositions comprising novel compounds and polymers, and electronic devices made with such compositions
    Patent number: 7838627
    Abstract: The present invention relates to novel compounds and polymers, compositions comprising novel compounds or polymers, and electronic devices comprising at least one layer containing the compound or polymer.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: November 23, 2010
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Nora Sabina Radu, Gary A. Johansson, Norman Herron, Troy C. Gehret
  • Metal quinoline complexes
    Patent number: 7838127
    Abstract: Provided are organic electronic devices comprising at least one layer comprising at least one complex of the formula: where M is Ti, Zr, Hf, Nb, Re, Sn, and Ge; R1, R2, R3, R4, R5, R6, R7, and R8 are each independently F, Cl, CF3, diarylamine, carbazolyl, alkoxy, cyano, alkyl or aryl, wherein at least one of R1, R2, R3, R4, R5, R6, R7, and R8 is carbazolyl; and a, b, c, d, e, f, g, and h are each 0, 1, 2, or 3, at least one of which is other than zero.
    Type: Grant
    Filed: December 15, 2005
    Date of Patent: November 23, 2010
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Ying Wang, Norman Herron
  • Organometallic complexes
    Publication number: 20100264380
    Abstract: The present disclosure relates to organometallic complexes and electronic devices containing the complexes. The complexes have the formula MYnZ, where n is 1, 2, or 3; M is a metal in a +2, +3, or +4 oxidation state, Y is selected from an 8-hydroxyquinolate and a substituted 8-hydroxyquinolate, and Z is a phenolate.
    Type: Application
    Filed: January 18, 2007
    Publication date: October 21, 2010
    Inventors: Norman Herron, Steven W. Shuey, Jeffrey A. Merlo
  • Electroluminescent iridium compounds and devices made therefrom
    Patent number: 7816016
    Abstract: Provided are complexes of the formula: where R1 is H, R4, OR4, N(R4)2 or CHAr2; R2 is H, CnF2n+1, CnF2n+1 SO2, COOR4, or CN; R3 is H, CnF2n+1, CnF2n+1SO2, COOR4, or CN; R4 is the same or different at each occurrence and is H, alkyl, or aryl, or adjacent R4 groups can join together to form a 5- or 6-membered ring, or adjacent R4 groups can join together to form a 5- or 6-membered ring; or adjacent R4 groups can join together to form a multicyclic moiety; each Ar is independently an aryl group; L? is a polydentate ligand that is not a phenylpyridine, phenylpyrimidine, or phenylquinoline; L? is a monodentate ligand, and is not a phenylpyridine, and phenylpyrimidine, or phenylquinoline; m is 1, 2 or 3; n is an integer from 1 through 20; y is 0, 1 or 2; and z is 0 or an integer from 1 through 4; with the proviso that the compound is charge neutral and the iridium is hexacoordinate.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: October 19, 2010
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Norman Herron, Mark A. Guidry, Viasceslav Petrov, Nora Sabina Radu
  • Compositions comprising novel compounds and electronic devices made with such compositions
    Publication number: 20100258788
    Abstract: The present invention relates to novel compounds and polymers, compositions comprising novel compounds or polymers, and electronic devices comprising at least one layer containing the compound or polymer.
    Type: Application
    Filed: December 22, 2006
    Publication date: October 14, 2010
    Inventors: Nora Sabina Radu, Gary A. Johansson, Norman Herron, Jeffrey A. Merlo, Ying Wang
  • SUBSTITUTED PYRENES AND ASSOCIATED PRODUCTION METHODS FOR LUMINESCENT APPLICATIONS
    Publication number: 20100244665
    Abstract: A substituted pyrene for electroluminescent applications and a method to produce the substituted pyrenes.
    Type: Application
    Filed: January 8, 2009
    Publication date: September 30, 2010
    Inventors: Norman Herron, Mark A. Guidry, Vsevolod Rostovtsev
  • ELECTRONIC DEVICE INCLUDING PHENANTHROLINE DERIVATIVE
    Publication number: 20100207108
    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: December 22, 2009
    Publication date: August 19, 2010
    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
  • ANTHRACENE COMPOUNDS FOR LUMINESCENT APPLICATIONS
    Publication number: 20100187508
    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: Application
    Filed: December 18, 2009
    Publication date: July 29, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Norman Herron, Weiying Gao, Adam Fennimore, Mark A. Guidry
  • DEUTERATED COMPOUNDS FOR LUMINESCENT APPLICATIONS
    Publication number: 20100187983
    Abstract: This invention relates to deuterated compounds that are useful in electroluminescent applications. It also relates to electronic devices in which the active layer includes such a deuterated compound.
    Type: Application
    Filed: December 21, 2009
    Publication date: July 29, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Norman Herron, Vsevolod Rostovtsev, Jeffrey A. Merlo, Michael Henry Howard, JR., Adam Fennimore, Weiying Gao, Kalindi Dogra, Nora Sabina Radu, Weishi Wu, Eric Maurice Smith, Daniel David Lecloux
  • Process for fabricating an organic electronic device using liquid deposition and devices made by the process
    Patent number: 7749037
    Abstract: The present invention relates to a process for forming an organic electronic device having at least two organic layers. The process includes (a) applying a first organic layer having a first organic material by a method selected from vapor deposition and liquid deposition from a first organic liquid medium; (b) applying a second organic layer having a photoactive compound directly over at least a portion of the first organic layer by liquid deposition from a second organic liquid medium, wherein the first organic material is sparingly soluble in the second organic liquid medium.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: July 6, 2010
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: William John Gambogi, Jr., Norman Herron, Eric Maurice Smith
  • Arylamine compounds and their use in electronic devices
    Patent number: 7723546
    Abstract: Provided are arylamine compounds having Formula I, II, III, or IV: wherein Ar is the same or different at each occurrence and is aryl having from 6 to 30 carbon atoms or heteroaryl having from 2 to 30 carbon atoms. Also provided are compositions comprising arylamine compounds. The invention also relates to use of such compounds in electronic devices, for example, organic electronic devices.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: May 25, 2010
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Norman Herron, Nora Sabrina Radu
  • CHARGE TRANSPORT COMPOSITIONS AND ELECTRONIC DEVICES MADE WITH SUCH COMPOSITIONS
    Publication number: 20090242837
    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: June 8, 2009
    Publication date: October 1, 2009
    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
  • ORGANOMETALLIC COMPLEXES
    Publication number: 20090216018
    Abstract: Organometallic complexes are provided, methods for making the same, and their use in devices and sub-assemblies.
    Type: Application
    Filed: December 29, 2005
    Publication date: August 27, 2009
    Applicant: E.I. du Pont de Nemours
    Inventors: Norman Herron, Eric Smith
  • ORGANOMETALLIC COMPLEXES
    Publication number: 20090206327
    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: Application
    Filed: December 28, 2005
    Publication date: August 20, 2009
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Nora Sabrina Radu, Norman Herron, Jeffrey Merlo, Ying Wang, Mark A. Guidry