Patents by Inventor Van Nhan Nguyen

Van Nhan Nguyen 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).

  • Post-functionalized roofing granules and process for preparing same
    Patent number: 11725388
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: August 15, 2023
    Assignee: CertainTeed LLC
    Inventors: Keith C. Hong, Gregory F. Jacobs, Van Nhan Nguyen
  • Post-Functionalized Roofing Granules and Process for Preparing Same
    Publication number: 20210285220
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Application
    Filed: June 1, 2021
    Publication date: September 16, 2021
    Inventors: Keith C. Hong, Gregory F. Jacobs, Van Nhan Nguyen
  • Post-functionalized roofing granules and process for preparing same
    Patent number: 11021877
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: June 1, 2021
    Assignee: CertainTeed LLC
    Inventors: Keith C. Hong, Gregory F. Jacobs, Van Nhan Nguyen
  • Post-Functionalized Roofing Granules and Process for Preparing Same
    Publication number: 20190249436
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Inventors: Keith C. Hong, Gregory F. Jacobs, Van Nhan Nguyen
  • Roofing granules with improved luster, roofing products including such granules, and process for preparing same
    Patent number: 10309111
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius provides roofing granules with improved luster.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: June 4, 2019
    Assignee: CertainTeed Corporation
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre
  • Biocidal roofing granules, roofing products including such granules, and process for preparing same
    Patent number: 9980480
    Abstract: Biocidal roofing granules are prepared by providing a mineral core and at least one biocidal photocatalytic metal oxide. A gel-forming inorganic coating medium is prepared and used to coat the mineral core to form a coating layer having a porous network on the mineral core, and the at least one biocidal photocatalytic metal oxide is disposed in the porous network.
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: May 29, 2018
    Assignee: CertainTeed Corporation
    Inventors: Sophie Vanpoulle, Van Nhan Nguyen, Alexandra Dekoninck
  • Roofing granules, roofing products including such granules, and process for preparing same
    Patent number: 9580357
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: February 28, 2017
    Assignee: CertainTeed Corporation
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre, Sean Zhou
  • Roofing Granules, Roofing Products Including Such Granules, and Process for Preparing Same
    Publication number: 20160347659
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius.
    Type: Application
    Filed: July 29, 2016
    Publication date: December 1, 2016
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre, Sean X. Zhou
  • POST-FUNCTIONALIZED ROOFING GRANULES AND PROCESS FOR PREPARING SAME
    Publication number: 20150050500
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Application
    Filed: October 28, 2014
    Publication date: February 19, 2015
    Inventors: Keith C. Hong, Gregory F. Jacobs, Van Nhan Nguyen
  • ROOFING GRANULES WITH IMPROVED LUSTER, ROOFING PRODUCTS INCLUDING SUCH GRANULES, AND PROCESS FOR PREPARING SAME
    Publication number: 20140182482
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius provides roofing granules with improved luster.
    Type: Application
    Filed: January 27, 2014
    Publication date: July 3, 2014
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre
  • Process for preparing roofing granules comprising organic colorant, with improved luster, and roofing products including such granules
    Patent number: 8637116
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius provides roofing granules with improved luster.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: January 28, 2014
    Assignee: CertainTeed Corporation
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre
  • Roofing Granules, Roofing Products Including Such Granules, and Process for Preparing Same
    Publication number: 20120157583
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius.
    Type: Application
    Filed: August 20, 2009
    Publication date: June 21, 2012
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre, Sean Zhou
  • BIOCIDAL ROOFING GRANULES, ROOFING PRODUCTS INCLUDING SUCH GRANULES, AND PROCESS FOR PREPARING SAME
    Publication number: 20120107500
    Abstract: Biocidal roofing granules are prepared by providing a mineral core and at least one biocidal photocatalytic metal oxide. A gel-forming inorganic coating medium is prepared and used to coat the mineral core to form a coating layer having a porous network on the mineral core, and the at least one biocidal photocatalytic metal oxide is disposed in the porous network.
    Type: Application
    Filed: January 11, 2012
    Publication date: May 3, 2012
    Inventors: Sophie Vanpoulle, Van Nhan Nguyen, Alexandra Dekoninck
  • ROOFING GRANULES WITH IMPROVED LUSTER, ROOFING PRODUCTS INCLUDING SUCH GRANULES, AND PROCESS FOR PREPARING SAME
    Publication number: 20110200823
    Abstract: A coating composition including an inorganic sol material and an organic colorant is applied to mineral particles and cured at a temperature less than 200 degrees Celsius provides roofing granules with improved luster.
    Type: Application
    Filed: April 27, 2011
    Publication date: August 18, 2011
    Inventors: Ming Liang Shiao, Van Nhan Nguyen, Emmanuel Garre
  • POST-FUNCTIONALIZED ROOFING GRANULES, AND PROCESS FOR PREPARING SAME
    Publication number: 20080261007
    Abstract: Roofing granules having a color coating layer are covered with a clear, transparent or translucent outer coating composition including a functional material, such nanoparticles of anatase titanium dioxide.
    Type: Application
    Filed: October 26, 2007
    Publication date: October 23, 2008
    Inventors: Keith C. Hong, Greogry F. Jacobs, Van Nhan Nguyen