Patents by Inventor Chaucer C. Tang

Chaucer C. Tang 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: 9011628
    Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: April 21, 2015
    Assignee: Kuraray America Inc.
    Inventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
  • Patent number: 8273684
    Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.
    Type: Grant
    Filed: June 16, 2011
    Date of Patent: September 25, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
  • Publication number: 20110245078
    Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.
    Type: Application
    Filed: June 16, 2011
    Publication date: October 6, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: CHAUCER C. TANG, Donald W. Ward, George R. Wheeler
  • Patent number: 8002938
    Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: August 23, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
  • Patent number: 7989391
    Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: August 2, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
  • Publication number: 20110165390
    Abstract: The present invention is a decorative laminated article comprising an image bearing thermoplastic interlayer wherein the image has been printed on the interlayer using an ink jet printing process, wherein the pigment comprises at least one pigment selected from the group consisting of: PY 120; PY 155; PY 128; PY 180; PY 95; PY 93; PV19/PR 202; PR 122; PB 15:4; PB 15:3; and PBI 7. The interlayer material of the present invention can be, for example, PVB, PET, or polyurethane.
    Type: Application
    Filed: March 18, 2011
    Publication date: July 7, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Hamdy A. Elwakil, Ronald Roman, Rebecca L. Smith, Chaucer C. Tang
  • Publication number: 20080103044
    Abstract: The invention pertains to a seed coating composition comprising a certain latex binder and/or graft polymer dispersant. The seed coating composition imparts good color to treated seeds, has excellent durability, and is non-sticky after application to allow for smooth flow of coated seed in planting equipment.
    Type: Application
    Filed: October 26, 2006
    Publication date: May 1, 2008
    Inventors: Chaucer C. Tang, Donald W. Ward, George R. Wheeler
  • Patent number: 5851590
    Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: December 22, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang
  • Patent number: 5712338
    Abstract: Ink jet ink compositions containing an aqueous carrier medium, an aqueous carrier medium insoluble colorant, a structured polymeric dispersant and a film-forming polyacrylamide polymer having a weight average molecular weight of 500-100,000 exhibit reduced film cracking, rapid drying, excellent image definition, are storage stable and have excellent decap properties and, when used in combination with a differently colored ink, result in reduced bleed in multi-colored printed elements.
    Type: Grant
    Filed: December 27, 1996
    Date of Patent: January 27, 1998
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: David Herbert Donovan, Gregg Allen Lane, Chaucer C. Tang
  • Patent number: 4895768
    Abstract: An automotive and refinish coating containing a curing catalyst which minimizes yellowing of a finish after exposure to weathering wherein the composition has a binder of an acrylic polymer of polymerized monomers of alkyl methacrylate, alkyl acrylate or mixtures thereof and the polymer has pendent aminoester or hydroxy aminoester groups and a glycidyl acrylic crosslinking polymer of polymerized monomers of glycidyl methacrylate or glycidyl acrylate and an alkyl methacrylate or acrylate or mixtures thereof; wherein the catalyst is the alkyl ester of para hydroxy benzoic acid having 1-4 carbon atoms in the alkyl group.
    Type: Grant
    Filed: May 16, 1989
    Date of Patent: January 23, 1990
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Chaucer C. Tang
  • Patent number: 4526993
    Abstract: Conjugated dienols for providing cure sites to air-drying acrylic finishes are prepared from conjugated dienoic acids by conversion to an activated ester followed by sodium borohydride reduction thereof.
    Type: Grant
    Filed: April 30, 1982
    Date of Patent: July 2, 1985
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Chaucer C. Tang