Patents by Inventor Staffan Torssell

Staffan Torssell 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).

  • Patent number: 11891370
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: February 6, 2024
    Assignee: Stora Enso Ojy
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20230278975
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Application
    Filed: February 15, 2023
    Publication date: September 7, 2023
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Patent number: 11613523
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: March 28, 2023
    Assignee: Stora Enso Oyj
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20220162178
    Abstract: Novel processes for recovering solvents and isolating humin or humate materials from 5-hydroxymethylfurfural (HMF) and 2,5-furandicarboxylic acid (FDCA) pathway processes are described. In some embodiments, the process utilizes a thin film evaporator, such as a horizontal thin film evaporator (HTFE).
    Type: Application
    Filed: April 1, 2020
    Publication date: May 26, 2022
    Inventors: Staffan Torssell, Marco Antonio Saucedo, Christopher Paul Dunckley, Kenneth P. Keckler
  • Publication number: 20220153715
    Abstract: The present disclosure provides processes for the purification of 2,5-furandicarboxylic acid (FDCA). The present disclosure further provides crystalline preparations of purified FDCA, as well as processes for making the same. In addition, the present disclosure provides mixtures used in processes for the purification of FDCA.
    Type: Application
    Filed: November 30, 2021
    Publication date: May 19, 2022
    Inventors: Henricus Johannes Cornelis Den Ouden, Valery Sokolovskii, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, Staffan Torssell, Vincent J. Murphy
  • Patent number: 11192872
    Abstract: The present disclosure provides processes for the purification of 2,5-furandicarboxylic acid (FDCA). The present disclosure further provides crystalline preparations of purified FDCA, as well as processes for making the same. In addition, the present disclosure provides mixtures used in processes for the purification of FDCA.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: December 7, 2021
    Assignee: Stora Enso Oyj
    Inventors: Henricus Johannes Cornelis Den Ouden, Valery Sokolovskii, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, Staffan Torssell, Vincent J. Murphy
  • Publication number: 20210269672
    Abstract: A method for removing sulfur-containing compounds from crude sulfate turpentine (CST), said method comprising the step of: subjecting CST to continuous liquid-liquid extraction to remove sulfur-containing compounds.
    Type: Application
    Filed: July 8, 2019
    Publication date: September 2, 2021
    Applicant: Stora Enso OYJ
    Inventors: Jari Kavakka, Staffan Torssell
  • Publication number: 20210253922
    Abstract: The present invention relates to a process for preparing a bonding resin, wherein lignin is provided in the form of an aqueous solution and mixed with one or more of glycerol diglycidyl ether, polyglycerol diglycidyl ether, polyglycerol polyglycidyl ether, glycerol triglycidyl ether, sorbitol polyglycidyl ether, alkoxylated glycerol polyglycidyl ether, trimethylolpropane triglycidyl ether, trimethylolpropane diglycidyl ether, polyoxypropylene glycol diglycidylether, polyoxypropylene glycol triglycidyl ether, diglycidylether of cyclohexane dimethanol, resorcinol diglycidyl ether, isosorbide diglycidyl ether, pentaerythritol tetraglycidyl ether, ethylene glycol diglycidyl ether, polyethylene glycol diglycidyl ether having 2-9 ethylene glycol units, propylene glycol diglycidyl ether having 1-5 propylene glycol units, and/or diglycidyl ether of terminal diol having a linear carbon chain of 3-6 carbon atoms; and optionally one or more additives.
    Type: Application
    Filed: June 28, 2019
    Publication date: August 19, 2021
    Applicant: Stora Enso OYJ
    Inventors: Ben Nasli Bakir, Staffan Torssell, Lars Hjelm, Li Jansson, Huynh Tram Anh Pham, Ashar Zafar
  • Publication number: 20210078964
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Application
    Filed: November 13, 2020
    Publication date: March 18, 2021
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Patent number: 10851074
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: April 6, 2020
    Date of Patent: December 1, 2020
    Assignee: Stora Enso Oyj
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20200231558
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Application
    Filed: April 6, 2020
    Publication date: July 23, 2020
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20200223812
    Abstract: The present disclosure provides processes for the purification of 2,5-furandicarboxylic acid (FDCA). The present disclosure further provides crystalline preparations of purified FDCA, as well as processes for making the same. In addition, the present disclosure provides mixtures used in processes for the purification of FDCA.
    Type: Application
    Filed: July 11, 2018
    Publication date: July 16, 2020
    Inventors: Henricus Johannes Cornelis Den Ouden, Valery Sokolovskii, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, Staffan Torssell, Vincent J. Murphy
  • Patent number: 10654819
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: May 19, 2020
    Assignee: Stora Enso Oyj
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20200010441
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Application
    Filed: August 27, 2019
    Publication date: January 9, 2020
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Patent number: 10442780
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: October 15, 2019
    Assignee: Stora Enso OYJ
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20190233386
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Application
    Filed: January 31, 2019
    Publication date: August 1, 2019
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Publication number: 20190085010
    Abstract: The invention provides compounds of the formula: wherein B is a nucleobase selected from the groups (a) to (d): and the other variables are as defined in the claims, which are of use in the treatment or prophylaxis of hepatitis C virus infection, and related aspects.
    Type: Application
    Filed: October 22, 2018
    Publication date: March 21, 2019
    Inventors: Genadiy KALAYANOV, Staffan TORSSELL, Horst WAHLING
  • Patent number: 10208006
    Abstract: The present disclosure provides processes for the production of 2-5-furandicarboxylic acid (FDCA) and intermediates thereof by the chemocatalytic conversion of a furanic oxidation substrate. The present disclosure further provides processes for preparing derivatives of FDCA and FDCA-based polymers. In addition, the present disclosure provides crystalline preparations of FDCA, as well as processes for making the same.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: February 19, 2019
    Assignee: Stora Enso Oyj
    Inventors: Valery Sokolovskii, Vincent J. Murphy, Thomas R. Boussie, Gary M. Diamond, Eric L. Dias, Guang Zhu, James M. Longmire, Stanley Herrmann, Staffan Torssell, Mayya Lavrenko
  • Patent number: 10118941
    Abstract: Methods for the preparation of diastereomerically pure phosphoramidate prodrugs of nucleosides, and intermediates useful for the preparation are provided. The nucleosides are useful for the treatment of hepatitis C and cancer.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: November 6, 2018
    Assignee: MEDIVIR AB
    Inventors: Pedro Pinho, Staffan Torssell
  • Patent number: 10106571
    Abstract: The invention provides compounds of the formula: wherein B is a nucleobase selected from the groups (a) to (d): and the other variables are as defined in the claims, which are of use in the treatment or prophylaxis of hepatitis C virus infection, and related aspects.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: October 23, 2018
    Assignee: MEDIVIR AB
    Inventors: Genadiy Kalayanov, Staffan Torssell, Horst Wahling