Patents by Inventor Reid John Chesterfield
Reid John Chesterfield 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).
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Patent number: 8377622Abstract: The invention is related to thermal imageable dielectric layers and thermal transfer donors and receivers comprising dielectric layers. The thermal transfer donors are useful in making electronic devices by thermal transfer of dielectric layers having excellent resistivity, good transfer properties and good adhesion to a variety of receivers.Type: GrantFiled: September 22, 2011Date of Patent: February 19, 2013Assignee: E.I. du Pont de Nemours and CompanyInventors: Gerald Donald Andrews, Richard Kevin Bailey, Graciela Beatriz Blanchet, Reid John Chesterfield, Feng Gao, Marc B. Goldfinger, Gary Delmar Jaycox, Lynda Kaye Johnson, William J. Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwen, Jeffrey Scott Meth, Geoffrey Nunes, Kenneth George Sharp
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Patent number: 8372525Abstract: There is provided an active layer containing a dopant material and a host material, wherein the host material has an HPLC purity of at least 99.9% and an impurity absorbance no greater than 0.01. There is also provided an electronic device containing the active layer.Type: GrantFiled: November 13, 2007Date of Patent: February 12, 2013Assignee: E I du Pont de Nemours and CompanyInventors: Daniel David Lecloux, Reid John Chesterfield, Jeffrey A. Merlo, Eric Maurice Smith, Nora Sabina Radu
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Patent number: 8343381Abstract: There is provided a hole transport composition having (i) a first hole transport polymer having crosslinkable groups, and (ii) a second hole transport polymer having substantially no crosslinkable groups. There is also provided a crosslinked hole transport layer and an electronic device containing the crosslinked hole transport layer.Type: GrantFiled: May 18, 2009Date of Patent: January 1, 2013Assignee: E I du Pont de Nemours and CompanyInventor: Reid John Chesterfield
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Patent number: 8308886Abstract: The invention discloses processes for thermal transfer patterning of a nanoparticle layer and a corresponding proximate portion of a carrier layer, and optionally additional transfer layers, together onto a thermal imaging receiver. The invention is useful for dry fabrication of electronic devices. Additional embodiments of the invention include multilayer thermal imaging donors comprising in layered sequence: a base film, a carrier layer and a nanoparticle layer. The carrier layer can be a dielectric or conducting layer. When the carrier layer is a dielectric layer, the base film includes a light attenuating agent in the form of a dye or pigment.Type: GrantFiled: July 17, 2006Date of Patent: November 13, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Gerald Donald Andrews, Marc B Goldfinger, Mark Andrew Harmer, Gary Delmar Jaycox, Lynda Kaye Johnson, Irina Malajovich, William J Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwen, Jeffrey Scott Meth, Richard Kevin Bailey, Geoffrey Nunes, Rinaldo Soria Schiffino, Paul J Shannon, Kenneth George Sharp, Karyn B Visscher, Graciela Beatriz Blanchet, John W Catron, Jr., Reid John Chesterfield, Thomas C Felder, Feng Gao, Howard David Glicksman
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Publication number: 20120251802Abstract: The invention is related to thermal imageable dielectric layers and thermal transfer donors and receivers comprising dielectric layers. The thermal transfer donors are useful in making electronic devices by thermal transfer of dielectric layers having excellent resistivity, good transfer properties and good adhesion to a variety of receivers.Type: ApplicationFiled: September 22, 2011Publication date: October 4, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Gerald Donald Andrews, Richard Kevin Bailey, Graciela Beatriz Blanchet, Reid John Chesterfield, Feng Gao, Marc B. Goldfinger, Gary Delmar Jaycox, Lynda Kaye Johnson, William J. Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwen, Jeffrey Scott Meth, Geoffrey Nunes, Kenneth George Sharp
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Publication number: 20120235562Abstract: 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: ApplicationFiled: June 1, 2012Publication date: September 20, 2012Applicant: E I DU PONT DE NEMOURS AND COMPANYInventors: VSEVOLOD ROSTOVTSEV, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
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Patent number: 8242223Abstract: There is provided a polymer made from a monomer having Formula I: where: R and Y are independently selected from the group consisting of H, D, alkyl, fluoroalkyl, aryl, fluoroaryl, alkoxy, aryloxy, NR?2, R?, R? is a crosslinkable group; R? is independently selected from the group consisting of H, alkyl, fluoroalkyl, aryl, fluoroaryl, and R?; X is a leaving group; Z is C, Si, or N; Q is (ZR?n)b; a is an integer from 0 to 5; b is an integer from 0 to 20; c is an integer from 0 to 4; q is an integer from 0 to 7; and n is an integer from 1 to 2.Type: GrantFiled: August 22, 2007Date of Patent: August 14, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Nora Sabina Radu, Gene M. Rossi, Eric Maurice Smith, Yulong Shen, Weiying Gao, Reid John Chesterfield, Jeffrey A. Merlo, Daniel David Lecloux, Frederick P. Gentry
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Patent number: 8158831Abstract: 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: GrantFiled: May 30, 2008Date of Patent: April 17, 2012Assignee: E I du Pont de Nemours and CompanyInventors: Vsevolod Rostovtsev, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
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Publication number: 20120077955Abstract: There is provided a polymer made from a monomer having Formula I: where: R and Y are independently selected from the group consisting of H, D, alkyl, fluoroalkyl, aryl, fluoroaryl, alkoxy, aryloxy, NR?2, R?, R? is a crosslinkable group; R? is independently selected from the group consisting of H, alkyl, fluoroalkyl, aryl, fluoroaryl, and R?; X is a leaving group; Z is C, Si, or N; Q is (ZR?n)b; a is an integer from 0 to 5; b is an integer from 0 to 20; c is an integer from 0 to 4; q is an integer from 0 to 7; and n is an integer from 1 to 2.Type: ApplicationFiled: December 5, 2011Publication date: March 29, 2012Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: NORA SABINA RADU, Gene M. Rossi, Eric Maurice Smith, Yulong Shen, Weiying Gao, Reid John Chesterfield, Jeffrey A. Merlo, Daniel David Lecloux, Frederick P. Gentry
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Publication number: 20120065432Abstract: 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: ApplicationFiled: September 23, 2011Publication date: March 15, 2012Applicant: E.I DU PONT DE NEMOURS AND COMPANYInventors: 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
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Publication number: 20120049177Abstract: There is provided an organic electronic device. The device has an anode, a photoactive layer, and a cathode, and further, between the anode and the photoactive layer are positioned: a buffer layer; a first hole transport layer; and a second hole transport layer.Type: ApplicationFiled: November 9, 2011Publication date: March 1, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventor: REID JOHN CHESTERFIELD
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Publication number: 20120013245Abstract: 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: ApplicationFiled: September 23, 2011Publication date: January 19, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: 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
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Publication number: 20110309360Abstract: There is provided a process for forming a layer of electroactive material having a substantially flat profile. The process includes: providing a workpiece having at least one active area; depositing a liquid composition including the electroactive material onto the workpiece in the active area, to form a wet layer; treating the wet layer on the workpiece at a controlled temperature in the range of ?25 to 80° C. and under a vacuum in the range of 10?6 to 1,000 Torr, for a first period of 1-100 minutes, to form a partially dried layer; heating the partially dried layer to a temperature above 100° C. for a second period of 1-50 minutes to form a dried layer.Type: ApplicationFiled: March 8, 2010Publication date: December 22, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Reid John Chesterfield, Justin Butler, Paul Anthony Sant
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Publication number: 20110305824Abstract: There is provided a process for vacuum drying. The process includes the steps of: depositing a liquid composition containing a film-forming material and at least one solvent onto a workpiece to form a wet layer; placing the wet layer on the workpiece into a vacuum chamber including a condenser; and treating the wet layer at a controlled temperature in the range of ?25 to 80° C. and under an applied vacuum in the range of 10?6 to 1,000 Torr for a period of 1-100 minutes; wherein the condenser is maintained at a temperature at which the solvent will condense as a liquid at the applied vacuum.Type: ApplicationFiled: March 9, 2010Publication date: December 15, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Reid John Chesterfield, Justin Butler, Paul Anthony Sant
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Publication number: 20110300657Abstract: There is provided a process for forming a layer of electroactive material. The process includes: depositing a liquid composition containing an electroactive material and at least one solvent onto a workpiece to form a wet layer; placing the wet layer on the workpiece into a vacuum chamber containing solid absorptive material; and treating the wet layer at a controlled temperature in the range of ?25° C. to 80° C. and under an applied vacuum in the range of 10?6 Torr to 1,000 Torr for a period of 1-100 minutes.Type: ApplicationFiled: March 9, 2010Publication date: December 8, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Reid John Chesterfield, Justin Butler, Paul Anthony Sant
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Patent number: 8062824Abstract: The invention is related to thermal imageable dielectric layers and thermal transfer donors and receivers comprising dielectric layers. The thermal transfer donors are useful in making electronic devices by thermal transfer of dielectric layers having excellent resistivity, good transfer properties and good adhesion to a variety of receivers.Type: GrantFiled: July 17, 2006Date of Patent: November 22, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, John Catron, Reid John Chesterfield, Feng Gao, Marc B. Goldfinger, Gary Delmar Jaycox, Lynda Kaye Johnson, William J. Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwan, Jeffrey Scott Meth, Paul J. Shannon, Kenneth George Sharp
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Patent number: 8063399Abstract: 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: GrantFiled: November 17, 2008Date of Patent: November 22, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: 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
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Patent number: 8053840Abstract: The invention relates to thin film transistors comprising novel dielectric layers and novel electrodes comprising metal compositions that can be provided by a dry thermal transfer process.Type: GrantFiled: March 13, 2009Date of Patent: November 8, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, John W. Catron, Jr., Reid John Chesterfield, Marc B. Goldfinger, Gary Delmar Jaycox, Lynda Kaye Johnson, Irina Malajovich, Hong Meng, Jeffrey Scott Meth, Kenneth George Sharp, Rinaldo Soria Schiffino, Feng Gao, Gerald Donald Andrews
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Publication number: 20110220885Abstract: 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: ApplicationFiled: May 26, 2011Publication date: September 15, 2011Inventors: VSEVOLOD ROSTOVTSEV, Reid John Chesterfield, Norman Herron, Kerwin D. Dobbs, Jeffrey A. Merlo
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Publication number: 20110151214Abstract: Thermal imaging donors are useful for thermal transfer patterning of a metal layer and optionally, a corresponding proximate portion of an additional transfer layer onto a thermal imaging receiver. The compositions are useful for dry fabrication of electronic devices. Also provided are patterned multilayer compositions comprising one or more base film(s), and one or more patterned metal layers. These include electromagnetic interference shields and touchpad sensors.Type: ApplicationFiled: January 26, 2011Publication date: June 23, 2011Applicant: E.I.DU PONT DE NEMOURS AND COMPANYInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V. Caspar, John Catron, Reid John Chesterfield, Thomas C. Felder, Feng Gao, Lynda Kaye Johnson, Roupen Leon Keusseyan, Dalen E. Keys, Irina Malajovich, Jeffrey Scott Meth, Geoffrey Nunes, Gerard O'Nell, Rinaldo S. Schiffino, Nancy G. Tassi