Patents by Inventor Dalen E. Keys
Dalen E. Keys 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: 8440383Abstract: 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: GrantFiled: January 26, 2011Date of Patent: May 14, 2013Assignee: E I du Pont de Nemours and CompanyInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V. Caspar, John Catron, Jr., 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'Neil, Rinaldo Soria Schiffino, Nancy G. Tassi
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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
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Patent number: 7901596Abstract: Metal compositions including silver compositions are used in preparing thermal imaging donors. The 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, including EMI shields and touchpad sensors.Type: GrantFiled: June 19, 2009Date of Patent: March 8, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V Caspar, John Catron, Jr., 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'Neil, Rinaldo Soria Schiffino, Nancy G. Tassi
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Publication number: 20100239794Abstract: 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: ApplicationFiled: July 17, 2006Publication date: September 23, 2010Inventors: Gerald Donald Andrews, Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V. Caspar, John Catron, Reid John Chesterfield, Thomas C. Felder, Feng Gao, Howard David Glicksman, Marc B. Goldfinger, Mark Andrew Harmer, Gary Delmar Jaycox, Lynda Kaye Johnson, Dalen E. Keys, Irina Malajovich, William J. Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwen, Jeffrey Scott Meth, Geoffrey Nunes, Rinaldo S. Schiffino, Paul J. Shannon, Kenneth George Sharp, Nancy G. Tassi, Karyn B. Visscher
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Patent number: 7666568Abstract: Disclosed is a method for making a metal pattern with high conductivity comprising providing a patterned substrate comprising a patterned catalyst layer on a base substrate by a thermal imaging method followed by plating to provide the metal pattern. The metal patterns provided are suitable for electrical devices including electromagnetic interference shielding devices and touchpad sensors.Type: GrantFiled: October 23, 2007Date of Patent: February 23, 2010Assignee: E. I. du Pont de Nemours and CompanyInventors: Feng Gao, Lynda Kaye Johnson, Roupen Leon Keusseyan, Dalen E. Keys, Irina Malajovich, Rinaldo S. Schiffino, Fredrick Claus Zumsteg, Jr.
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Publication number: 20090297739Abstract: The invention provides metal compositions, including silver compositions, and thermal imaging donors prepared with the compositions. The donors are useful for thermal transfer patterning of a metal layers 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, including EMI shields and touchpad sensors.Type: ApplicationFiled: June 19, 2009Publication date: December 3, 2009Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Richard Kevin Baily, 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'Neil, Rinaldo S. Schiffino, Nancy G. Tassi
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Patent number: 7582403Abstract: The invention provides metal compositions, including silver compositions, and thermal imaging donors prepared with the compositions. The donors are useful for thermal transfer patterning of a metal layers 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, including EMI shields and touchpad sensors.Type: GrantFiled: July 17, 2006Date of Patent: September 1, 2009Assignee: E. I. du Pont de Nemours and CompanyInventors: Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V. Caspar, John W. 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'Neil, Rinaldo S. Schiffino, Nancy G. Tassi
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Publication number: 20090104572Abstract: Disclosed is a method for making a metal pattern with high conductivity comprising providing a patterned substrate comprising a patterned catalyst layer on a base substrate by a thermal imaging method followed by plating to provide the metal pattern. The metal patterns provided are suitable for electrical devices including electromagnetic interference shielding devices and touchpad sensors.Type: ApplicationFiled: October 23, 2007Publication date: April 23, 2009Inventors: FENG GAO, LYNDA KAYE JOHNSON, ROUPEN LEON KEUSSEYAN, DALEN E. KEYS, IRINA MALAJOVICH, RINALDO S. SCHIFFINO, FREDRICK CLAUS ZUMSTEG, JR.
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Publication number: 20080014528Abstract: The invention provides metal compositions, including silver compositions, and thermal imaging donors prepared with the compositions. The donors are useful for thermal transfer patterning of a metal layers 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, including EMI shields and touchpad sensors.Type: ApplicationFiled: July 17, 2006Publication date: January 17, 2008Inventors: 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'Neil, Rinaldo S. Schiffino, Nancy G. Tassi
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Patent number: 5061024Abstract: A pellicle comprising a thin, durable film of substantially uniform thickness which absorbs less than 10% light at wavelengths between 190 and 820 nanometers, tautly adhered to one edge of an enclosed support frame, said thin film comprising amorphous fluoropolymers having a refractive index between 1.24 and 1.41. Pellicles of this type are dust defocusing covers for photomasks and reticles used to project patterns onto light sensitive substrates such as photoresist-coated semiconductor wafers which are used in the manufacture of integrated circuits.Type: GrantFiled: September 6, 1989Date of Patent: October 29, 1991Assignee: E. I. Du Pont de Nemours and CompanyInventor: Dalen E. Keys
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Patent number: 4965152Abstract: Holographic notch filters are provided that comprise photopolymer films, having an optical density of at least 2, mounted on a transparent substrate.Type: GrantFiled: July 14, 1989Date of Patent: October 23, 1990Assignee: E. I. Du Pont de Nemours and CompanyInventors: Dalen E. Keys, William K. Smothers, Torence J. Trout
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Patent number: 4950567Abstract: Optical Combiners are provided for use in Head-Up Displays. The Combiners have a refractive index modulation greater than approximately 0.001.Type: GrantFiled: June 22, 1989Date of Patent: August 21, 1990Assignee: E. I. du Pont de Nemours and CompanyInventors: Dalen E. Keys, William K. Smothers, Albert F. Harrington, Jacob Beutel, Scott R. Schicker, Dillon F. Scofield
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Patent number: 4942102Abstract: Improved holographic optical elements are disclosed that contain a reflection hologram. Also, an improved process for forming reflection hologram.Type: GrantFiled: June 22, 1989Date of Patent: July 17, 1990Assignee: E. I. Du Pont de Nemours and CompanyInventors: Dalen E. Keys, William K. Smothers, Albert F. Harrington, Jacob Beutel, Scott R. Schicker, Dillion F. Scofield
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Patent number: 4755446Abstract: Photosensitive compositions contain a surface layer of microcapsules which influence interfacial properties.Type: GrantFiled: January 12, 1987Date of Patent: July 5, 1988Assignee: E. I. Du Pont de Nemours and CompanyInventors: Dalen E. Keys, William J. Nebe, Thomas R. Fields
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Patent number: 4636453Abstract: Photopolymerizable elements comprising a support, a layer of a photopolymerizable composition and a protective layer, the photopolymerizable layer having in reactive association therewith, e.g., dispersed therein or in contact with the surface, pressure rupturable microcapsules containing therein at least one active component for the photopolymerizable composition, e.g., ethylenically unsaturated compound, sensitizer, photoinitiator, oxygen scavenger, and plasticizer. Processes for the preparation of an activated photopolymerizable element and use are described wherein the microcapsules are ruptured, i.e., prior to imagewise exposure and development. The photopolymerizable elements are useful as color proofs, printing plates, etc.Type: GrantFiled: October 1, 1985Date of Patent: January 13, 1987Assignee: E. I. Du Pont de Nemours and CompanyInventors: Dalen E. Keys, William J. Nebe