Patents by Inventor Ludwig Furtner, Jr.

Ludwig Furtner, Jr. 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).

  • Lignothermoplastic
    Patent number: 8383784
    Abstract: A thermoplastic material made from lignin, polyol and a melting point reducer where the melting point reducer is miscible in the specific polyol employed and where the lignin, polyol and melting point reducer are all miscible when in their melted state.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: February 26, 2013
    Assignee: Weyerhaeuser NR Company
    Inventors: David W. Park, Amar N. Neogi, Ludwig Furtner, Jr.
  • Artificial fire log
    Patent number: 8142526
    Abstract: Artificial fire logs made from non-petrochemical based, renewable materials are described. These artificial fire logs perform substantially equivalent to existing commercial fire logs. The artificial fire logs are made from cellulosic materials, a lignin containing composition and a non-petroleum based wax where the lignin containing composition comprises lignin and 1,3-propanediol derived from a renewable resource.
    Type: Grant
    Filed: August 31, 2009
    Date of Patent: March 27, 2012
    Assignee: Weyerhaeuser NR Company
    Inventors: David W. Park, Amar N. Neogi, Ludwig Furtner, Jr.
  • ARTIFICIAL FIRE LOG
    Publication number: 20110047865
    Abstract: Artificial fire logs made from non-petrochemical based, renewable materials are described. These artificial fire logs perform substantially equivalent to existing commercial fire logs. The artificial fire logs are made from cellulosic materials, a lignin containing composition and a non-petroleum based wax where the lignin containing composition comprises lignin and 1,3-propanediol derived from a renewable resource.
    Type: Application
    Filed: August 31, 2009
    Publication date: March 3, 2011
    Applicant: Weyerhaeuser NR Company
    Inventors: DAVID W. PARK, Amar N. Neogi, Ludwig Furtner, JR.
  • LIGNOTHERMOPLASTIC
    Publication number: 20110054154
    Abstract: A thermoplastic material made from lignin, polyol and a melting point reducer where the melting point reducer is miscible in the specific polyol employed and where the lignin, polyol and melting point reducer are all miscible when in their melted state.
    Type: Application
    Filed: August 31, 2009
    Publication date: March 3, 2011
    Applicant: Weyerhaeuser NR Company
    Inventors: DAVID W. PARK, Amar N. Neogi, Ludwig Furtner, JR.