Patents by Inventor Paul J. Shannon

Paul J. Shannon 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).

  • Donor elements and processes for thermal transfer of nanoparticle layers
    Patent number: 8308886
    Abstract: 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: Grant
    Filed: July 17, 2006
    Date of Patent: November 13, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: 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
  • Thermally imageable dielectric layers, thermal transfer donors and receivers
    Patent number: 8062824
    Abstract: 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: Grant
    Filed: July 17, 2006
    Date of Patent: November 22, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: 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
  • Donor elements and processes for thermal transfer of nanoparticle layers
    Publication number: 20100239794
    Abstract: 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: Application
    Filed: July 17, 2006
    Publication date: September 23, 2010
    Inventors: 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
  • Thermally imageable dielectric layers, thermal transfer donors and receivers
    Publication number: 20100239793
    Abstract: 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: Application
    Filed: July 17, 2006
    Publication date: September 23, 2010
    Inventors: Gerald Donald Andrews, Richard Kevin Bailey, Graciela Beatriz Blanchet, Jonathan V. Caspar, John Catron, Reid John Chesterfield, Feng Gao, Marc B. Goldfinger, Gary Delmar Jaycox, Lynda Kaye Johnson, Irina Malajovich, William J. Marshall, Elizabeth Forrester McCord, Charles Nehemiah McEwan, Jeffrey Scott Meth, Geoffrey Nunes, Gerard O'Neil, Paul J. Shannon, Kenneth George Sharp, Karyn B. Visscher
  • Photosensitive polyimides for optical alignment of liquid crystals
    Patent number: 7005165
    Abstract: The present invention provides novel polyamic acids and polyimide optical alignment layers for inducing alignment of a liquid crystal medium. The novel compositions comprise reactive diamines containing a C3–C20 linear or branched hydrocarbon chains containing 1 to 4 carbon—carbon double bonds. The invention further describes liquid crystal displays comprising the novel polyimide optical alignment layers.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: February 28, 2006
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment of liquid crystals and liquid crystal optical elements
    Patent number: 6991834
    Abstract: The present invention provides novel polyamic acids and polyimide optical alignment layers for inducing alignment of a liquid crystal medium. The novel compositions comprise crosslinking diamines containing a C3–C22 linear or branched hydrocarbon chains containing 1 to 4 carbon—carbon double bonds. The invention further describes liquid crystal displays comprising the novel polyimide optical alignment layers.
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: January 31, 2006
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment in liquid crystals and liquid crystal displays
    Patent number: 6713135
    Abstract: The present invention provides novel polyimides, poly(amic acids) and poly(amide esters) thereof, and optical alignment layers derived therefrom, for inducing alignment of liquid crystals and liquid crystal displays. The novel compositions comprise side-chain polymers of the general formula I —L1—D—L2—Cf wherein D comprises 1 to 4 carbon-carbon double bonds, Cf is a monovalent C4 to C20 fluorocarbon radical and L1 and L2 are linking groups. The invention further describes liquid crystal displays and other liquid crystal devices.
    Type: Grant
    Filed: December 19, 2000
    Date of Patent: March 30, 2004
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Polarizable amines and polymides for optical alignment of liquid crystals
    Patent number: 6552161
    Abstract: The present invention relates to amine compositions and the preparation of polyimides. The polyimides can be used for inducing alignment of a liquid crystal medium with polarized light in liquid crystal display elements.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: April 22, 2003
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Paul J. Shannon, Hanxing Zheng
  • Process and materials for inducing alignment of liquid crystals and liquid crystal optical elements
    Patent number: 6491988
    Abstract: The present invention provides novel polyamic acids and polyimide optical alignment layers for inducing alignment of a liquid crystal medium. The novel compositions comprise crosslinking diamines containing a C3-C22 linear or branched hydrocarbon chains containing 1 to 4 carbon-carbon double bonds. The invention further describes liquid crystal displays comprising the novel polyimide optical alignment layers.
    Type: Grant
    Filed: April 7, 2000
    Date of Patent: December 10, 2002
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Polyimides for optical alignment of liquid crystals
    Patent number: 6451960
    Abstract: The present invention relates to amine compositions useful in the preparation of polyimides. The polyimides can be used for inducing alignment of a liquid crystal medium with polarized light in liquid crystal display elements.
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: September 17, 2002
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment in liquid crystals and liquid crystal displays
    Patent number: 6380432
    Abstract: The present invention provides novel aromatic diamines useful in preparing polyimides for optical alignment layers in liquid crystal displays. The novel compositions comprise side-chains general formula I —L1—D—L2—Cf wherein D comprises 1 to 4 carbon-carbon double bonds, Cf is a monovalent C4 to C20 fluorocarbon radical and L1 and L2 are linking groups.
    Type: Grant
    Filed: December 20, 2000
    Date of Patent: April 30, 2002
    Assignee: Elsicon Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Photosensitive polyimides for optical alignment of liquid crystals
    Publication number: 20010046570
    Abstract: The present invention provides novel polyamic acids and polyimide optical alignment layers for inducing alignment of a liquid crystal medium. The novel compositions comprise reactive diamines containing a C3-C20 linear or branched hydrocarbon chains containing 1 to 4 carbon-carbon double bonds. The invention further describes liquid crystal displays comprising the novel polyimide optical alignment layers.
    Type: Application
    Filed: December 19, 2000
    Publication date: November 29, 2001
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment in liquid crystal and liquid crystal displays
    Publication number: 20010039361
    Abstract: The present invention provides novel aromatic diamines useful in preparing polyimides for optical alignment layers in liquid crystal displays.
    Type: Application
    Filed: December 20, 2000
    Publication date: November 8, 2001
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment in liquid crystals and liquid crystal displays
    Publication number: 20010018099
    Abstract: The present invention provides novel polyimides, poly(amic acids) and poly(amide esters) thereof, and optical alignment layers derived therefrom, for inducing alignment of liquid crystals and liquid crystal displays.
    Type: Application
    Filed: December 19, 2000
    Publication date: August 30, 2001
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Processes and materials for aligning liquid crystals and liquid crystal displays
    Patent number: 6268460
    Abstract: The present invention provides a process for preparing an optical alignment layer for aligning liquid crystals and liquid crystal displays comprising exposing polyimide layers with polarized light. The invention further describes optical alignment layers, liquid crystal displays incorporating optical alignment layers and novel polymer compositions within the class of polyimide, polyamic acids and esters thereof.
    Type: Grant
    Filed: July 18, 2000
    Date of Patent: July 31, 2001
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Materials for inducing alignment in liquid crystals and liquid crystal displays
    Patent number: 6242061
    Abstract: The present invention provides novel polyimide, polyamic acids and esters thereof, and optical alignment layers derived therefrom, for inducing alignment of liquid crystals and liquid crystal displays. The novel compositions comprise side chain polymers of the general formula I —L1—D—L2—Cf  I wherein D comprises 1 to 4 carbon-carbon double bonds, Cf is a monovalent C4 to C20 fluorocarbon radical and L1 and L2 are linking groups. The invention further describes liquid crystal displays and other liquid crystal devices.
    Type: Grant
    Filed: December 20, 1999
    Date of Patent: June 5, 2001
    Assignee: Elsicon Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Process for materials for aligning liquid crystals and liquid crystal optical elements
    Patent number: 6200655
    Abstract: A process for aligning liquid crystals adjacent to a surface of an optical alignment layer comprising: exposing at least one optical alignment layer, comprising anisotropically absorbing molecules, to polarized light; the polarized light having a wavelength within the absorption band of said anisotropically absorbing molecules; wherein the exposed anisotropically absorbing molecules induce alignment of a liquid crystal medium at an angle + and − with respect to the direction of the polarization of the incident light beam and along the surface of the optical alignment layer; and applying a liquid crystal medium to said optical alignment layer; wherein said anisotropically absorbing molecules consist essentially of diary ketones, is described.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: March 13, 2001
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Paul J. Shannon, Shao-Tang Sun
  • Materials for inducing alignment in liquid crystals and liquid crystal displays
    Patent number: 6194039
    Abstract: The present invention provides novel polyimides, poly(amic acids) and poly(amide esters) thereof, and optical alignment layers derived therefrom, for inducing alignment of liquid crystals and liquid crystal displays. The novel compositions comprise side-chain polymers of the general formula I —L1—D—L2—Cf wherein D comprises 1 to 4 carbon-carbon double bonds, Cf is a monovalent C4 to C20 fluorocarbon radical and L1 and L2 are linking groups. The invention further describes liquid crystal displays and other liquid crystal devices.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: February 27, 2001
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Process and materials for aligning liquid crystals and liquid crystal displays
    Patent number: 6143380
    Abstract: The present invention provides a process for preparing an optical alignment layer for aligning liquid crystals and liquid crystal displays comprising exposing polyimide layers with polarized light. The invention further describes optical alignment layers, liquid crystal displays incorporating optical alignment layers and novel polymer compositions within the class of polyimide, polyamic acids and esters thereof.
    Type: Grant
    Filed: December 20, 1999
    Date of Patent: November 7, 2000
    Assignee: Elsicon Inc.
    Inventors: Wayne M. Gibbons, Patricia A. Rose, Paul J. Shannon, Hanxing Zheng
  • Polarizable amines and polyimides for optical alignment of liquid crystals
    Patent number: 6084057
    Abstract: The present invention relates to amine compositions and the preparation of polyimides. The polyimides can be used for inducing alignment of a liquid crystal medium with polarized light in liquid crystal display elements.
    Type: Grant
    Filed: May 20, 1997
    Date of Patent: July 4, 2000
    Assignee: Elsicon, Inc.
    Inventors: Wayne M. Gibbons, Paul J. Shannon, Hanxing Zheng