Patents by Inventor Sze-Wan Li

Sze-Wan Li 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: 11878980
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: January 23, 2024
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Publication number: 20230174549
    Abstract: A novel salt form of Compound (I) represented by the following structural formula, and its corresponding pharmaceutical compositions, are disclosed. (I), Particular single crystalline forms of 1:1 Compound (I) tartrate salt are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms are also disclosed. The present disclosure also provides methods of treating cancer in a subject.
    Type: Application
    Filed: May 10, 2021
    Publication date: June 8, 2023
    Inventors: Mark R. Bray, Sze-Wan Li
  • Publication number: 20220204494
    Abstract: Disclosed is Crystal Form S4 of a fumarate salt of compound (I) represented by the following structural formula: (I) The molar ratio between compound (I) and fumaric acid is 1.0:1:0. Crystal Form S4, 5 characterized by an X-ray powder diffraction pattern which comprises peaks at 6.6°, 9.8°, 16.3°, 21.1°, 28.7°, and 30.2°±0.2 in 2?.
    Type: Application
    Filed: April 23, 2020
    Publication date: June 30, 2022
    Inventors: Sze-Wan Li, Mark Robert Bray
  • Publication number: 20220204511
    Abstract: The present teachings provide a compound represented by the following structural formula: or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: November 8, 2021
    Publication date: June 30, 2022
    Applicant: UNIVERSITY HEALTH NETWORK
    Inventors: Radoslaw Laufer, Grace Ng, Sze-Wan Li, Heinz W. Pauls, Yong Liu, Narendra Kumar B. Patel
  • Publication number: 20220089601
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 24, 2022
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Publication number: 20220002313
    Abstract: Thienopyridinone compounds of Formula (I) and pharmaceutically acceptable salts thereof are described. In these compounds, one of X1; X2, and X3 is S and the other two are each independently CR, wherein R and all other variables are as defined herein. The compounds are shown to inhibit HPK1 kinase activity and to have in vivo antitumor activity. The compounds can be effectively combined with pharmaceutically acceptable carriers and also with other immunomodulatory approaches, such as a checkpoint inhibition or inhibitors of tryptophan oxidation. Formula (I).
    Type: Application
    Filed: July 12, 2021
    Publication date: January 6, 2022
    Inventors: Peter Brent Sampson, Narendra Kumar B. Patel, Heinz W. Pauls, Sze-Wan Li, Grace Ng, Radoslaw Laufer, Yong Liu, Yunhui Lang
  • Patent number: 11104681
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Grant
    Filed: March 2, 2020
    Date of Patent: August 31, 2021
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Publication number: 20210261554
    Abstract: The invention is a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof. Values for the variables are provided herein. Also included is a pharmaceutical composition comprising the compound represented by Structural Formula (I) and a pharmaceutically acceptable carrier or diluent and methods of treating a subject with cancer with the compound of Structural Formula (I).
    Type: Application
    Filed: December 26, 2020
    Publication date: August 26, 2021
    Inventors: Radoslaw Laufer, Grace Ng, Richard Brokx, Heinz W. Pauls, Sze-Wan Li, Jacqueline M. Mason, Mark R. Bray
  • Patent number: 11059832
    Abstract: Thienopyridinone compounds of Formula (I) and pharmaceutically acceptable salts thereof are described. In these compounds, one of X1; X2, and X3 is S and the other two are each independently CR, wherein R and all other variables are as defined herein. The compounds are shown to inhibit HPK1 kinase activity and to have in vivo antitumor activity. The compounds can be effectively combined with pharmaceutically acceptable carriers and also with other immunomodulatory approaches, such as checkpoint inhibition or inhibitors of tryptophan oxidation. Formula (I).
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: July 13, 2021
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Peter Brent Sampson, Narendra Kumar B. Patel, Heinz W. Pauls, Sze-Wan Li, Grace Ng, Radoslaw Laufer, Yong Liu, Yunhui Lang
  • Publication number: 20210009595
    Abstract: The present teachings provide a compound represented by the following structural formula: (Formula (I)); or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: May 21, 2020
    Publication date: January 14, 2021
    Inventors: Radoslaw Laufer, Grace Ng, Sze-Wan Li, Heinz W. Pauls, Yong Liu, Narendra Kumar B. Patel
  • Patent number: 10875863
    Abstract: The invention is a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof. Values for the variables are provided herein. Also included is a pharmaceutical composition comprising the compound represented by Structural Formula (I) and a pharmaceutically acceptable carrier or diluent and methods of treating a subject with cancer with the compound of Structural Formula (I).
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: December 29, 2020
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Radoslaw Laufer, Grace Ng, Richard Brokx, Heinz W. Pauls, Sze-Wan Li, Jacqueline M. Mason, Mark R. Bray
  • Publication number: 20200270259
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Application
    Filed: March 2, 2020
    Publication date: August 27, 2020
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Publication number: 20200190104
    Abstract: Thienopyridinone compounds of Formula (I) and pharmaceutically acceptable salts thereof are described. In these compounds, one of X1; X2, and X3 is S and the other two are each independently CR, wherein R and all other variables are as defined herein. The compounds are shown to inhibit HPK1 kinase activity and to have in vivo antitumor activity. The compounds can be effectively combined with pharmaceutically acceptable carriers and also with other immunomodulatory approaches, such as checkpoint inhibition or inhibitors of tryptophan oxidation. Formula (I).
    Type: Application
    Filed: December 6, 2019
    Publication date: June 18, 2020
    Inventors: Peter Brent Sampson, Narendra Kumar B. Patel, Heinz W. Pauls, Sze-Wan Li, Grace Ng, Radoslaw Laufer, Yong Liu, Yunhui Lang
  • Patent number: 10584130
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): (Formula (I)) wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Grant
    Filed: July 13, 2017
    Date of Patent: March 10, 2020
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Patent number: 10570143
    Abstract: The present teachings provide a compound represented by structural formula (1-0), or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: February 25, 2020
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Yong Liu, Heinz W. Pauls, Radoslaw Laufer, Sze-Wan Li, Peter Brent Sampson, Miklos Feher, Grace Ng, Narendra Kumar B. Patel, Yunhui Lang
  • Patent number: 10501474
    Abstract: Thienopyridinone compounds of Formula (I) and pharmaceutically acceptable salts thereof are described. In these compounds, one of X1; X2, and X3 is S and the other two are each independently CR, wherein R and all other variables are as defined herein. The compounds are shown to inhibit HPK1 kinase activity and to have in vivo antitumor activity. The compounds can be effectively combined with pharmaceutically acceptable carriers and also with other immunomodulatory approaches, such as checkpoint inhibition or inhibitors of tryptophan oxidation. Formula (I).
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: December 10, 2019
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Narendra Kumar B. Patel, Heinz W. Pauls, Sze-Wan Li, Grace Ng, Radoslaw Laufer, Yong Liu, Yunhui Lang
  • Publication number: 20190322669
    Abstract: The present teachings provide a compound represented by the following structural formula: (Formula (I)); or a pharmaceutically acceptable salt thereof. Also described are pharmaceutical compositions and methods of use thereof.
    Type: Application
    Filed: December 19, 2018
    Publication date: October 24, 2019
    Inventors: Radoslaw Laufer, Grace Ng, Sze-Wan Li, Heinz W. Pauls, Yong Liu, Narendra Kumar B. Patel
  • Publication number: 20190292193
    Abstract: The present invention relates to a novel co-crystal of the compound of formula (I): (Formula (I)) wherein the co-former molecule is bisphosphate hemihydrate, to processes for the preparation of the co-crystal, to pharmaceutical compositions containing the co-crystal, to the use of such a co-crystal in the manufacture of a medicament for use in the treatment of cancer and to methods of treating such diseases in the human or animal body by administering a therapeutically effective amount of such a co-crystal.
    Type: Application
    Filed: July 13, 2017
    Publication date: September 26, 2019
    Inventors: Sze-Wan Li, Heinz W. Pauls, Peter Brent Sampson
  • Publication number: 20190225617
    Abstract: The invention is a compound represented by Structural Formula (I): or a pharmaceutically acceptable salt thereof. Values for the variables are provided herein. Also included is a pharmaceutical composition comprising the compound represented by Structural Formula (I) and a pharmaceutically acceptable carrier or diluent and methods of treating a subject with cancer with the compound of Structural Formula (I).
    Type: Application
    Filed: January 28, 2019
    Publication date: July 25, 2019
    Inventors: Radoslaw Laufer, Grace Ng, Richard Brokx, Heinz W. Pauls, Sze-Wan Li, Jacqueline M. Mason, Mark R. Bray
  • Patent number: RE47731
    Abstract: The invention is directed to a compound represented by the following structural formula and pharmaceutically acceptable salts thereof: Compounds represented by this structural formula are kinase inhibitors and are therefore disclosed herein for the treatment of cancer. Definitions for the variables in the structural formula are provided herein.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: November 19, 2019
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel