Patents by Inventor Yasumichi Hitoshi

Yasumichi Hitoshi 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).

  • Publication number: 20240052309
    Abstract: [Problems] To provide a method for producing regenerated T cells via iPS cells into which TCRs isolated from tumor tissue-infiltrating CD106-positive T cells have been introduced. [Solutions] Provided is a method for producing regenerated T cells via iPS cells, comprising: 1. A step for preparing cDNAs respectively encoding a TCR ? chain and a TCR ? chain from individual cells in a CD106-positive T cell population obtained from subjects and having reactivity with a tumor-related antigen; 2. A step for reprogramming peripheral blood mononuclear cells which are obtained from the subjects and from which B cells and T cells have been removed or T cells into iPS cells, and selecting iPS cell clones having high efficiency of differentiation into T cells from the obtained iPS cells; 3.
    Type: Application
    Filed: December 29, 2021
    Publication date: February 15, 2024
    Inventors: Shin Kaneko, Ryosuke Gonotsubo, Mitsujiro Osawa, Yasumichi Hitoshi, Kazuo Yamashita, Nicolas Claude Paul Sax
  • Publication number: 20230183645
    Abstract: [Problem] To provide a method for producing regenerated T cells by introducing antigen-specific T cell receptors to iPS cell clones or hematopoietic stem cells differentiated from iPS cell clones, immature T cells or mature T cells.
    Type: Application
    Filed: September 17, 2021
    Publication date: June 15, 2023
    Inventors: Shin Kaneko, Kyosuke Gonotsubo, Mitsujiro Osawa, Yasumichi Hitoshi
  • Publication number: 20220233665
    Abstract: The present invention provides a medicinal composition containing a T cell population that exhibits an excellent antigen specificity and has genetic diversity, and a method for preventing or treating cancer using the medicinal composition.
    Type: Application
    Filed: June 12, 2020
    Publication date: July 28, 2022
    Inventors: Yutaka Yasui, Yasumichi Hitoshi, Hiroyuki Ueno, Shin Kaneko
  • Publication number: 20220098175
    Abstract: Disclosed are benzimidazole compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Application
    Filed: October 13, 2021
    Publication date: March 31, 2022
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Publication number: 20210379064
    Abstract: This invention is directed to methods of preventing, treating or managing cancer, preferably metastatic cancer, in a patient. The methods comprise administering an effective amount of an Axl inhibitor in combination with the administration of an effective amount of one or more chemotherapeutic agents.
    Type: Application
    Filed: June 18, 2021
    Publication date: December 9, 2021
    Inventors: Yasumichi Hitoshi, Sacha Holland, Donald G. Payan
  • Patent number: 11174246
    Abstract: Disclosed are benzimidazole compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 16, 2021
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Publication number: 20210238550
    Abstract: The present invention provides a method for producing a regenerated T cell population via iPS cells, wherein the said regenerated T cell population maintains the repertoire diversity of a T cell population before initialization and has specificity to an antigen. The method comprises steps of (1) bringing a T cell population into contact with one or more tumor-related antigens, or a biological tissue containing one or more tumor-related antigens, or a crushed material or a lysate thereof, and enriching the T cell population having specificity to the tumor-related antigens, (2) initializing the enriched T cell population to iPS cells, and culturing while maintaining the repertoire diversity of the enriched T cell population, and (3) producing a regenerated T cell population from the cultured iPS cells.
    Type: Application
    Filed: July 30, 2019
    Publication date: August 5, 2021
    Inventors: Yutaka Yasui, Yasumichi Hitoshi, Hiroyuki Ueno, Yoshimoto Katsura, Shin Kaneko
  • Patent number: 10941134
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: March 9, 2021
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Publication number: 20200017465
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Application
    Filed: June 25, 2019
    Publication date: January 16, 2020
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Publication number: 20190336500
    Abstract: This invention is directed to methods of preventing, treating or managing cancer, preferably metastatic cancer, in a patient. The methods comprise administering an effective amount of an Axl inhibitor in combination with the administration of an effective amount of one or more chemotherapeutic agents.
    Type: Application
    Filed: March 12, 2019
    Publication date: November 7, 2019
    Inventors: Yasumichi Hitoshi, Sacha Holland, Donald G. Payan
  • Patent number: 10377742
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: August 13, 2019
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Publication number: 20180296579
    Abstract: Disclosed are methods of treating an ibrutinib-resistant disease in a mammal with a compound of Formula (I): wherein R is described herein. In certain embodiments, a compound of Formula (I) inhibits the activity of a variant Btk, providing a method of treating ibrutinib-resistant diseases, such as ibrutinib-resistant lymphoma.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 18, 2018
    Inventors: Yasumichi Hitoshi, Nan Lin, Rajinder Singh
  • Publication number: 20180057478
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Application
    Filed: May 23, 2017
    Publication date: March 1, 2018
    Applicant: Rigel Pharmaceuticals, Inc.
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Publication number: 20180051006
    Abstract: Disclosed are benzimidazole compounds, as well as pharmaceutical compositions and methods of use thereof. One embodiment is a compound having the structure and pharmaceutically acceptable salts, prodrugs and N-oxides thereof (and solvates and hydrates thereof), wherein R1, R2, R3, R4, Y and X are as described herein. In certain embodiments, a compound disclosed herein activates AMPK, and can be used to treat disease by activating the AMPK pathway.
    Type: Application
    Filed: August 15, 2017
    Publication date: February 22, 2018
    Inventors: Simon Shaw, Xiang Xu, Sarkiz Issakani, Rajinder Singh, Yasumichi Hitoshi, Matthew Duncton, Nan Lin
  • Publication number: 20170042891
    Abstract: This invention is directed to methods of preventing, treating or managing cancer, preferably metastatic cancer, in a patient. The methods comprise administering an effective amount of an Axl inhibitor in combination with the administration of an effective amount of one or more chemotherapeutic agents.
    Type: Application
    Filed: March 22, 2016
    Publication date: February 16, 2017
    Inventors: Yasumichi Hitoshi, Sacha Holland, Donald G. Payan
  • Patent number: 9511058
    Abstract: Disclosed are uses of carboxamide, sulfonamide and amine compounds for the treatment and amelioration of disorders and conditions related to oxidative stress, mitochondrial dysfunction, free radical damage and metabolic inefficiency, among others. Also described are methods for increasing exercise endurance, exercise efficiency and aerobic workload using the compounds described herein.
    Type: Grant
    Filed: July 7, 2014
    Date of Patent: December 6, 2016
    Assignee: Rigel Pharmaceuticals Inc.
    Inventors: Donald Payan, Yasumichi Hitoshi, Todd Kinsella
  • Publication number: 20160229838
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Application
    Filed: January 12, 2016
    Publication date: August 11, 2016
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Patent number: 9383362
    Abstract: A method of sample analysis is provided. In certain embodiments, the method comprises: a) labeling cells of a blood sample using an antibody that specifically binds to phospho-AMPK or a phosphorylated target thereof, to produce a labeled sample; and b) measuring antibody binding by a population of blood cells of the labeled sample using flow cytometry. In particular embodiments, the method may further comprise, prior to the labeling step: contacting blood with a test agent ex vivo or in vivo; and comparing the evaluation to results obtained from a reference sample of blood cells.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: July 5, 2016
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Vadim Markovtsov, Yasumichi Hitoshi
  • Patent number: 9266856
    Abstract: Disclosed are substituted pyridine compounds as well as pharmaceutical compositions and methods of use. One embodiment is a compound having the structure wherein E, J, T, the ring system denoted by “B”, T, R3, R4, w and x are as described herein. In certain embodiments, a compound disclosed herein activates the AMPK pathway, and can be used to treat metabolism-related disorders and conditions.
    Type: Grant
    Filed: July 8, 2014
    Date of Patent: February 23, 2016
    Assignee: Rigel Pharmaceuticals, Inc.
    Inventors: Dane Goff, Donald Payan, Rajinder Singh, Simon Shaw, David Carroll, Yasumichi Hitoshi
  • Publication number: 20150168408
    Abstract: A method of sample analysis is provided. In certain embodiments, the method comprises: a) labeling cells of a blood sample using an antibody that specifically binds to phospho-AMPK or a phosphorylated target thereof, to produce a labeled sample; and b) measuring antibody binding by a population of blood cells of the labeled sample using flow cytometry. In particular embodiments, the method may further comprise, prior to the labeling step: contacting blood with a test agent ex vivo or in vivo; and comparing the evaluation to results obtained from a reference sample of blood cells.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 18, 2015
    Inventors: Vadim Markovtsov, Yasumichi Hitoshi