Patents by Inventor Gloria T. Worrell

Gloria T. Worrell 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).

  • Filled polyimide films and coverlays comprising such films
    Patent number: 8668980
    Abstract: The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: March 11, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Salah Boussaad, Gloria T. Worrell
  • Polymer blend compositions
    Patent number: 8546489
    Abstract: Provided are filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. Also provided are blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: October 1, 2013
    Assignee: E I du Pont de Nemours and Company
    Inventors: Salah Boussaad, Gloria T. Worrell
  • POLYMER BLEND COMPOSITIONS
    Publication number: 20120142824
    Abstract: Provided are filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. Also provided are blends of cellulosic polymer and polyimide precursor which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell
  • POLYMER BLEND COMPOSITIONS
    Publication number: 20120142866
    Abstract: Provided are filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. Also provided are blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell
  • FILLED POLYIMIDE FILMS AND COVERLAYS COMPRISING SUCH FILMS
    Publication number: 20120141758
    Abstract: The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of cellulosic polymer and polyimide precursor which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell
  • FILLED POLYIMIDE POLYMERS
    Publication number: 20120142825
    Abstract: The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of cellulosic polymer and polyimide precursor which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell
  • FILLED POLYIMIDE POLYMERS
    Publication number: 20120142826
    Abstract: The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell
  • FILLED POLYIMIDE FILMS AND COVERLAYS COMPRISING SUCH FILMS
    Publication number: 20120141759
    Abstract: The present disclosure relates generally to filled polyimides that can be used in films and articles comprising the films. The films are useful in coverlay applications and have advantageous optical properties. The present disclosure also relates to blends of polyimide precursor, polyacrylonitrile, and cellulosic polymer which can be used to obtain the filled polyimides.
    Type: Application
    Filed: December 7, 2010
    Publication date: June 7, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Salah Boussaad, Gloria T. Worrell