Patents by Inventor Peter Brent Sampson

Peter Brent Sampson 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
  • Patent number: 11667627
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: June 6, 2023
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • 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
  • Publication number: 20210269428
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Application
    Filed: February 10, 2021
    Publication date: September 2, 2021
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • 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
  • 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
  • Patent number: 10919886
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: February 16, 2021
    Assignee: UNIVERSITY HEALTH NETWORK
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • 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
  • Publication number: 20200140428
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Application
    Filed: November 6, 2019
    Publication date: May 7, 2020
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • 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
  • Patent number: 10472353
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: November 12, 2019
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • 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
  • Patent number: 10392374
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: August 27, 2019
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • Publication number: 20190248775
    Abstract: A fumarate salt and a maleate salt of compound (I) represented by the following structural formula, as well as their corresponding pharmaceutical compositions, are disclosed. Particular single crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are characterized by a variety of properties and physical measurements. Methods of preparing specific crystalline forms of 1:1 compound (I) fumarate and 1:1 compound (I) maleate are also disclosed. The present invention also provides methods of treating a subject with a cancer.
    Type: Application
    Filed: April 19, 2019
    Publication date: August 15, 2019
    Inventors: Peter Brent Sampson, Miklos Feher, Heinz W. Pauls
  • Patent number: 10358436
    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: February 22, 2018
    Date of Patent: July 23, 2019
    Assignee: University Health Network
    Inventors: Peter Brent Sampson, Yong Liu, Sze-Wan Li, Bryan T. Forrest, Heinz W. Pauls, Louise G. Edwards, Miklos Feher, Narendra Kumar B. Patel, Radoslaw Laufer
  • 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