Patents by Inventor Sean MCALPINE

Sean MCALPINE 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).

  • Crystalline Cellulose Reinforced Cement
    Publication number: 20240336526
    Abstract: A cementitious composition comprises cement and crystalline cellulose or nanocrystalline cellulose formed from a cellulosic material by a redox reaction.
    Type: Application
    Filed: May 14, 2024
    Publication date: October 10, 2024
    Inventors: Sean MCALPINE, Jory NAKONESHNY, Blaine KUNKEL
  • ONE-POT PRODUCTION OF CELLULOSE NANOCRYSTALS
    Publication number: 20240270876
    Abstract: A method of producing cellulose nanocrystals from a purified cellulose includes a single stage and/or one-pot reaction of pretreating the cellulose with NaOH before oxidizing the cellulose with a hypohalite solution and a transition metal catalyst.
    Type: Application
    Filed: June 15, 2022
    Publication date: August 15, 2024
    Inventor: Sean MCALPINE
  • Crystalline cellulose reinforced cement
    Patent number: 12017955
    Abstract: A cementitious composition comprises cement and crystalline cellulose or nanocrystalline cellulose formed from a cellulosic material by a redox reaction.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: June 25, 2024
    Inventors: Sean McAlpine, Jory Nakoneshny, Blaine Kunkel
  • Production of Crystalline Cellulose
    Publication number: 20220033528
    Abstract: A method of producing crystalline cellulose from a cellulosic material includes the step of reacting the cellulosic material in an aqueous slurry comprising a transition metal catalyst and a hypohalite solution.
    Type: Application
    Filed: October 13, 2021
    Publication date: February 3, 2022
    Inventors: Sean McAlpine, Jory Nakoneshny
  • Production of crystalline cellulose
    Patent number: 11168151
    Abstract: A method of producing crystalline cellulose from a cellulosic material includes the step of reacting the cellulosic material in an aqueous slurry comprising a transition metal catalyst and a hypohalite solution.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: November 9, 2021
    Assignee: NANO-GREEN BIOREFINERIES INC.
    Inventors: Sean McAlpine, Jory Nakoneshny
  • CRYSTALLINE CELLULOSE REINFORCED CEMENT
    Publication number: 20200079692
    Abstract: A cementitious composition comprises cement and crystalline cellulose or nanocrystalline cellulose formed from a cellulosic material by a redox reaction.
    Type: Application
    Filed: September 9, 2019
    Publication date: March 12, 2020
    Inventors: Sean MCALPINE, Jory NAKONESHNY, Blaine Kunkel
  • PRODUCTION OF CRYSTALLINE CELLULOSE
    Publication number: 20190040158
    Abstract: A method of producing crystalline cellulose from a cellulosic material includes the step of reacting the cellulosic material in an aqueous slurry comprising a transition metal catalyst and a hypohalite solution.
    Type: Application
    Filed: January 27, 2017
    Publication date: February 7, 2019
    Inventors: Sean MCALPINE, Jory NAKONESHNY