Patents by Inventor Joel M. Engle

Joel M. Engle 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).

  • Low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same
    Patent number: 10995453
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and improved anti-yellowing is provided. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: May 4, 2021
    Assignee: GP CELLULOSE GMBH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Phillip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20200181839
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and improved anti-yellowing is provided. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Application
    Filed: February 18, 2020
    Publication date: June 11, 2020
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Phillip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • Low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same
    Patent number: 10597819
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and improved anti-yellowing is provided. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: March 24, 2020
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Phillip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • Use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products
    Patent number: 10407830
    Abstract: A surfactant treated bleached softwood kraft pulp fiber, useful as a starting material in the production of cellulose derivatives including cellulose ether, cellulose esters and viscose, is disclosed. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: September 10, 2019
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same technical field
    Patent number: 10294613
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: May 21, 2019
    Assignee: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone
  • LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20180266051
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and improved anti-yellowing is provided. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Application
    Filed: May 18, 2018
    Publication date: September 20, 2018
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Phillip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • Softwood kraft fiber having improved whiteness and brightness and methods of making and using the same technical field
    Publication number: 20170370048
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Application
    Filed: July 25, 2017
    Publication date: December 28, 2017
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone
  • USE OF SURFACTANT TO TREAT PULP AND IMPROVE THE INCORPORATION OF KRAFT PULP INTO FIBER FOR THE PRODUCTION OF VISCOSE AND OTHER SECONDARY FIBER PRODUCTS
    Publication number: 20170198439
    Abstract: A surfactant treated bleached softwood kraft pulp fiber, useful as a starting material in the production of cellulose derivatives including cellulose ether, cellulose esters and viscose, is disclosed. Methods for making the kraft pulp fiber and products made from it are also described.
    Type: Application
    Filed: March 29, 2017
    Publication date: July 13, 2017
    Applicant: GP Cellulose GmbH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Christopher M. Slone, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle
  • LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND METHODS OF MAKING AND USING THE SAME
    Publication number: 20140318725
    Abstract: A bleached softwood kraft pulp fiber with high alpha cellulose content and increased brightness and whiteness is provided. Methods for making the kraft fiber and products made from it are also described.
    Type: Application
    Filed: May 18, 2012
    Publication date: October 30, 2014
    Applicant: GP CELLULOSE GMBH
    Inventors: Arthur J. Nonni, Charles E. Courchene, Philip R. Campbell, Steven C. Dowdle, Joel M. Engle, Christopher M. Slone