Patents by Inventor John C. Lupien

John C. Lupien 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).

  • Bast stalk alignment feed and decortication system
    Patent number: 11519099
    Abstract: A plant stalk decortication apparatus and method are provided. The apparatus includes an alignment system in which a series of rotating spindles with blades attached to the spindles are positioned over a bed on which plant stalks are longitudinally aligned and conveyed by the blades. The apparatus also includes rollers and breakers downstream of the blades for crushing and breaking the plant stalks to cause the bast fibers and hurd to separate. The apparatus also includes a suction chamber that separates loose bast fiber from hurd chips formed by the breakers.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: December 6, 2022
    Assignee: Bastcore, Inc.
    Inventors: John C. Lupien, Jonathan Bonner
  • Fibrous plant stalk decorticator
    Patent number: 9080257
    Abstract: A fibrous plant stalk decorticator is disclosed. The decorticator includes a feeding device a breaker roll having a first plurality of blades, and a skutcher roll having a second plurality of blades. The skutcher is positioned such that the first and second pluralities of blades overlap. A plurality of air outlets pass through the blades and are configured to provided pressurized air to the fibrous plant stalk as it is passed through the decorticator.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: July 14, 2015
    Assignee: Bastlab, LLC
    Inventors: John C. Lupien, Michael Dyas
  • Waterless degumming system
    Patent number: 9011639
    Abstract: A method and system for cleaning lignin and other gums from lignocellulosic fiber is disclosed. Lignocellulosic fiber is rapidly depressurized to a pressure lower than atmospheric pressure. The fiber is exposed to ionized air during the rapid depressurization. The fiber is then repressurized to a pressure equal to or greater than atmospheric pressure.
    Type: Grant
    Filed: July 21, 2011
    Date of Patent: April 21, 2015
    Assignee: Bastlab, LLC
    Inventors: John C. Lupien, Michael Dyas
  • WATERLESS DEGUMMING SYSTEM
    Publication number: 20130184452
    Abstract: A method and system for cleaning lignin and other gums from lignocellulosic fiber is disclosed. Lignocellulosic fiber is rapidly depressurized to a pressure lower than atmospheric pressure. The fiber is exposed to ionized air during the rapid depressurization. The fiber is then repressurized to a pressure equal to or greater than atmospheric pressure.
    Type: Application
    Filed: July 21, 2011
    Publication date: July 18, 2013
    Applicant: BASTLAB, LLC
    Inventors: John C. Lupien, Michael Dyas
  • FIBROUS PLANT STALK DECORTICATOR
    Publication number: 20130167327
    Abstract: A fibrous plant stalk decorticator is disclosed. The decorticator includes a feeding device a breaker roll having a first plurality of blades, and a skutcher roll having a second plurality of blades. The skutcher is positioned such that the first and second pluralities of blades overlap. A plurality of air outlets pass through the blades and are configured to provided pressurized air to the fibrous plant stalk as it is passed through the decorticator.
    Type: Application
    Filed: June 28, 2011
    Publication date: July 4, 2013
    Applicant: BASTLAB, LLC
    Inventors: John C. Lupien, Michael Dyas