Patents by Inventor Hamid Moayed Ghorashi

Hamid Moayed Ghorashi 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: 6669741
    Abstract: The visual appearance of undyed or unpigmented para-aramid fabric generally present in an article of clothing is restored by contacting the fabric with an aqueous dye solution or dispersion to dye the aramid fibrils present on the yarns. Use of a conventional washing machine is suitable in the fabric contact with the dye.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: December 30, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Portia D. Yarborough, Hamid Moayed Ghorashi
  • Patent number: 6626963
    Abstract: The visual appearance of pigmented or dyed para-aramid fabric generally present in an article of clothing is restored by contacting the fabric with an aqueous dye solution or dispersion to dye abraded fibrils attached to the aramid filaments in the fabric. Use of a conventional washing machine is suitable in the fabric contact with the dye.
    Type: Grant
    Filed: September 21, 2001
    Date of Patent: September 30, 2003
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Andre Capt, Hamid Moayed Ghorashi
  • Publication number: 20030088922
    Abstract: The visual appearance of undyed or unpigmented para-aramid fabric generally present in an article of clothing is restored by contacting the fabric with an aqueous dye solution or dispersion to dye the aramid fibrils present on the yarns. Use of a conventional washing machine is suitable in the fabric contact with the dye.
    Type: Application
    Filed: September 21, 2001
    Publication date: May 15, 2003
    Inventors: Portia D. Yarborough, Hamid Moayed Ghorashi
  • Publication number: 20030056305
    Abstract: The visual appearance of pigmented or dyed para-aramid fabric generally present in an article of clothing is restored by contacting the fabric with an aqueous dye solution or dispersion to dye abraded fibrils attached to the aramid filaments in the fabric. Use of a conventional washing machine is suitable in the fabric contact with the dye.
    Type: Application
    Filed: September 21, 2001
    Publication date: March 27, 2003
    Inventors: Andre Capt, Hamid Moayed Ghorashi
  • Patent number: 5674612
    Abstract: Articles made from poly(p-phenylene terephthalamide) polymer having an inherent viscosity of 1.5 to 4 dL/g, 5 to 20 mols of sulfur, as sulfonate, per 100 mols of polymer repeat units, and at least 0.5 weight percent of tungsten oxides or molybdenum oxides; and the process for making such articles.
    Type: Grant
    Filed: November 22, 1996
    Date of Patent: October 7, 1997
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Hamid Moayed Ghorashi, Robert Valentine Kasowski
  • Patent number: 5660779
    Abstract: A process for preparing a textile fiber of sulfonated poly(p-phenylene terephthalamide) that is rapidly dyeable to deep shades.
    Type: Grant
    Filed: October 24, 1995
    Date of Patent: August 26, 1997
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Michael William Bowen, Hamid Moayed Ghorashi, Hung Han Yang