Patents by Inventor J. Mark A. Hoddenbagh

J. Mark A. Hoddenbagh 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).

  • Method for mechanical pulp production
    Patent number: 8945347
    Abstract: A method of producing hardwood pulp is provided. This method comprises treating hardwood chips with one or more than one Family 11 xylanase enzyme in the absence of adding an oxidizing enzyme for about 5 minutes to about 120 minutes, to produce a treated chip mixture. The treated chip mixture is then mechanically refined to produce the hardwood pulp.
    Type: Grant
    Filed: May 3, 2005
    Date of Patent: February 3, 2015
    Assignee: Centre Technique de l'Industrie des Papiers, Cartons et Celluloses
    Inventors: Michel Petit-Conil, J. Mark A. Hoddenbagh, Jeffrey S. Tolan
  • Method For Mechanical Pulp Production
    Publication number: 20090107643
    Abstract: A method of producing hardwood pulp is provided. This method comprises treating hardwood chips with one or more than one Family 11 xylanase enzyme in the absence of adding an oxidizing enzyme for about 5 minutes to about 120 minutes, to produce a treated chip mixture. The treated chip mixture is then mechanically refined to produce the hardwood pulp.
    Type: Application
    Filed: May 3, 2005
    Publication date: April 30, 2009
    Inventors: Michel Petit-Conil, J. Mark A. Hoddenbagh, Jeffrey S. Tolan