Patents by Inventor Troy C. Gehret

Troy C. Gehret 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: 9843001
    Abstract: There is provided a compound having Formula II In Formula II: R1 and R3 are the same of different and can be alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; R2 is the same or different at each occurrence and can be D, alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; R4 can be H or D; and a is an integer from 0-5.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: December 12, 2017
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Giang Dong Vo, Troy C Gehret, Kyung-Ho Park, Ying Wang
  • Patent number: 9478757
    Abstract: There is provided a compound having Formula II In Formula II: R1-R4 are the same or different at each occurrence and can be D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl; a and c are the same or different and are an integer from 0-5; and b and d are the same or different and are an integer from 0-4.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: October 25, 2016
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Jerald Feldman, Kerwin D Dobbs, Troy C Gehret, Charles D McLaren, Giang Dong Vo, Ying Wang
  • Publication number: 20160049598
    Abstract: There is provided a compound having Formula II In Formula II: R1 and R3 are the same of different and can be alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; R2 is the same or different at each occurrence and can be D, alkyl, branched alkyl, cyclic alkyl, silyl, aryl, deuterated alkyl, deuterated branched alkyl, deuterated cyclic alkyl, deuterated silyl, and deuterated aryl; R4 can be H or D; and a is an integer from 0-5.
    Type: Application
    Filed: August 18, 2014
    Publication date: February 18, 2016
    Inventors: GIANG DONG VO, Troy C. Gehret, Kyung-Ho Park, Ying Wang
  • Publication number: 20150349267
    Abstract: There is provided a compound having Formula II In Formula II: R1 can be branched alkyl, cyclic alkyl, silyl, deuterated branched alkyl, deuterated cyclic alkyl, or deuterated silyl; R2 and R3 are the same or different and can be alkyl, silyl, deuterated alkyl, or deuterated silyl; R4 and R5 are the same or different at each occurrence and can be D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, and deuterated aryl; a is an integer from 0-3; and b is an integer from 0-4.
    Type: Application
    Filed: May 30, 2014
    Publication date: December 3, 2015
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Giang Dong Vo, Troy C. Gehret, Ying Wang
  • Patent number: 9159927
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: October 13, 2015
    Assignee: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Gary A Johansson, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, Jr., Kyung-Ho Park, Nora Sabina Radu, Gene M Rossi, Frederick P Gentry, Troy C Gehret, Daniel David Lecloux, Adam Fennimore
  • Publication number: 20150243909
    Abstract: There is provided a compound having Formula II In Formula II: R1-R4 are the same or different at each occurrence and can be D, alkyl, silyl, aryl, deuterated alkyl, deuterated silyl, or deuterated aryl; a and c are the same or different and are an integer from 0-5; and b and d are the same or different and are an integer from 0-4.
    Type: Application
    Filed: February 26, 2014
    Publication date: August 27, 2015
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: JERALD FELDMAN, Kerwin D. Dobbs, Troy C. Gehret, Charles D. McLaren, Giang Dong Vo, Ying Wang
  • Publication number: 20150236278
    Abstract: There is provided a compound having Formula II In Formula II: R1 can be alkyl having 1-6 carbons, silyl having 3-6 carbons, or a deuterated analog thereof; R2 can be alkyl, silyl, aryl, or a deuterated analog thereof; a and c are the same or different and are an integer from 0-4; and b is an integer from 0-5.
    Type: Application
    Filed: November 25, 2013
    Publication date: August 20, 2015
    Inventors: Lois Bryman, Kerwin D. Dobbs, Jerald Feldman, Troy C. Gehret, Stephan James McLain, Charles D. McLaren, Giang Dong Vo, Ying Wang
  • Patent number: 8889269
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: November 18, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Gary A. Johansson, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, Jr., Kyung-Ho Park, Nora Sabina Radu, Gene M. Rossi, Frederick P. Gentry, Troy C. Gehret, Daniel David Lecloux, Adam Fennimore
  • Patent number: 8652655
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: February 18, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Gary A. Johansson, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, Jr., Kyung-Ho Park, Nora Sabina Radu, Gene M. Rossi, Frederick P. Gentry, Troy C. Gehret, Daniel David Lecloux, Adam Fennimore
  • Publication number: 20120065432
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.
    Type: Application
    Filed: September 23, 2011
    Publication date: March 15, 2012
    Applicant: E.I DU PONT DE NEMOURS AND COMPANY
    Inventors: GARY A. JOHANSSON, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, JR., Kyung-Ho Park, Nora Sabina Radu, Gene M. Rossi, Frederick P. Gentry, Troy C. Gehret, Daniel David Lecloux, Adam Fennimore
  • Publication number: 20120013245
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: GARY A. JOHANSSON, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, JR., Kyung-Ho Park, Nora Sabina Radu, Gene M. Rossi, Frederick P. Gentry, Troy C. Gehret, Daniel David Lecloux, Adam Fennimore
  • Patent number: 8063399
    Abstract: A compound having Formula I, Formula II, or Formula III: Ar1 may independently be phenylene, substituted phenylene, naphthylene, or substituted naphthylene. Ar2 is the same or different at each occurrence and is an aryl group. M is the same or different at each occurrence and is a conjugated moiety. T1 and T2 are independently the same or different at each occurrence and are conjugated moieties which are connected in a non-planar configuration; a and e are the same or different at each occurrence and are an integer from 1 to 6; b, c, and d are mole fractions such that b+c+d=1.0, with the proviso that c is not zero, and at least one of b and d is not zero, and when b is zero, M has at least two triarylamine units; and n is an integer greater than 1.
    Type: Grant
    Filed: November 17, 2008
    Date of Patent: November 22, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Gary A. Johansson, Eric Maurice Smith, Reid John Chesterfield, Michael Henry Howard, Jr., Kyung-Ho Park, Nora Sabina Radu, Gene M. Rossi, Frederick P. Gentry, Troy C. Gehret, Daniel David Lecloux, Adam Fennimore
  • 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