Patents by Inventor Takuya Tsunoda

Takuya Tsunoda 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: 11547723
    Abstract: The present invention provides KOC1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: January 10, 2023
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yamashita, Tomohisa Watanabe, Tetsuro Hikichi
  • Patent number: 11266729
    Abstract: Peptide vaccines against cancer are described herein. In particular, epitope peptides derived from the UBE2T that CTLs are provided. Isolated antigen-presenting cells with CTL inducibility and CTLs that target such peptides, as well as methods for inducing the antigen-presenting cell, or CTL are also provided. The present invention further provides pharmaceutical compositions containing such epitope peptides derived from UBE2T or polynucleotides encoding the polypeptides as active ingredients. Furthermore, the present invention provides methods for the treatment and/or prophylaxis of (i.e., preventing) cancers (tumors), and/or the prevention of a postoperative recurrence thereof, as well as methods for inducing CTLs, methods for inducing anti-tumor immunity, using the epitope peptides derived from UBE2T, polynucleotides encoding the peptides, or antigen-presenting cells presenting the peptides, or the pharmaceutical compositions of the present invention.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: March 8, 2022
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yoshimura, Tomohisa Watanabe
  • Patent number: 10711047
    Abstract: Peptide vaccines against cancer are described herein. In particular, the present invention describes epitope peptides derived from CDCA1 that elicit CTLs. The present invention also provides established CTLs that specifically recognize HLA-A24 positive target cells pulsed with the peptides. Antigen-presenting cells and exosomes that present any of the peptides, as well as methods for inducing antigen-presenting cells are also provided. The present invention further provides pharmaceutical agents containing the CDCA1 polypeptides or polynucleotides encoding thereof, as well as exosomes and antigen-presenting cells as active ingredients. Furthermore, the present invention provides methods for treating and/or prophylaxis of (i.e.
    Type: Grant
    Filed: June 8, 2016
    Date of Patent: July 14, 2020
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura
  • Patent number: 10676514
    Abstract: The present invention provides CDCA1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: June 9, 2020
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yamashita, Tomohisa Watanabe
  • Publication number: 20200155596
    Abstract: The present invention provides KOC1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Application
    Filed: January 27, 2020
    Publication date: May 21, 2020
    Applicant: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya TSUNODA, Ryuji OSAWA, Sachiko YAMASHITA, Tomohisa WATANABE, Tetsuro HIKICHI
  • Publication number: 20200093849
    Abstract: The present invention provides URLC10-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Application
    Filed: December 9, 2019
    Publication date: March 26, 2020
    Applicant: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yamashita, Tomohisa Watanabe, Tetsuro Hikichi
  • Patent number: 10597431
    Abstract: The present invention provides isolated peptides or the fragments derived from SEQ ID NO: 45, which bind to an HLA antigen and induce cytotoxic T lymphocytes (CTL). The peptides may include the above mentioned amino acid sequence with substitution deletion, or addition of one, two, or several amino acids sequences. The invention also provides pharmaceutical compositions including these peptides. The peptides of this invention can be used for diagnosing or treating cancer.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: March 24, 2020
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura, Tomohisa Watanabe, Yusuke Nakamura, Yoichi Furukawa
  • Patent number: 10576097
    Abstract: The present invention provides URLC10-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: March 3, 2020
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yamashita, Tomohisa Watanabe, Tetsuro Hikichi
  • Patent number: 10576102
    Abstract: The present invention provides KOC1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: March 3, 2020
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yamashita, Tomohisa Watanabe, Tetsuro Hikichi
  • Publication number: 20180360938
    Abstract: Peptide vaccines against cancer are described herein. In particular, epitope peptides derived from the UBE2T that CTLs are provided. Isolated antigen-presenting cells with CTL inducibility and CTLs that target such peptides, as well as methods for inducing the antigen-presenting cell, or CTL are also provided. The present invention further provides pharmaceutical compositions containing such epitope peptides derived from UBE2T or polynucleotides encoding the polypeptides as active ingredients. Furthermore, the present invention provides methods for the treatment and/or prophylaxis of (i.e., preventing) cancers (tumors), and/or the prevention of a postoperative recurrence thereof, as well as methods for inducing CTLs, methods for inducing anti-tumor immunity, using the epitope peptides derived from UBE2T, polynucleotides encoding the peptides, or antigen-presenting cells presenting the peptides, or the pharmaceutical compositions of the present invention.
    Type: Application
    Filed: August 31, 2018
    Publication date: December 20, 2018
    Inventors: TAKUYA TSUNODA, RYUJI OSAWA, SACHIKO YOSHIMURA, TOMOHISA WATANABE
  • Patent number: 10092634
    Abstract: Peptide vaccines against cancer are described herein. In particular, epitope peptides derived from the UBE2T that elicit CTLs are provided. Isolated antigen-presenting cells with CTL inducibility and CTLs that target such peptides, as well as methods for inducing the antigen-presenting cell, or CTL are also provided. The present invention further provides pharmaceutical compositions containing such epitope peptides derived from UBE2T or polynucleotides encoding the polypeptides as active ingredients. Furthermore, the present invention provides methods for the treatment and/or prophylaxis of (i.e., preventing) cancers (tumors), and/or the prevention of a postoperative recurrence thereof, as well as methods for inducing CTLs, methods for inducing anti-tumor immunity, using the epitope peptides derived from UBE2T, polynucleotides encoding the peptides, or antigen-presenting cells presenting the peptides, or the pharmaceutical compositions of the present invention.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: October 9, 2018
    Assignee: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya Tsunoda, Ryuji Osawa, Sachiko Yoshimura, Tomohisa Watanabe
  • Publication number: 20180222954
    Abstract: The present invention provides isolated peptides or the fragments derived from SEQ ID NO: 45, which bind to an HLA antigen and induce cytotoxic T lymphocytes (CTL). The peptides may include the above mentioned amino acid sequence with substitution deletion, or addition of one, two, or several amino acids sequences. The invention also provides pharmaceutical compositions including these peptides. The peptides of this invention can be used for diagnosing or treating cancer.
    Type: Application
    Filed: March 22, 2018
    Publication date: August 9, 2018
    Inventors: Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura, Tomohisa Watanabe, Yusuke Nakamura, Yoichi Furukawa
  • Patent number: 9975935
    Abstract: The present invention provides isolated peptides or the fragments derived from SEQ ID NO: 45, which bind to an HLA antigen and induce cytotoxic T lymphocytes (CTL). The peptides may include the above mentioned amino acid sequence with substitution deletion, or addition of one, two, or several amino acids sequences. The invention also provides pharmaceutical compositions including these peptides. The peptides of this invention can be used for diagnosing or treating cancer.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: May 22, 2018
    Assignee: OncoTherapy Science, Inc.
    Inventors: Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura, Tomohisa Watanabe, Yusuke Nakamura, Yoichi Furukawa
  • Publication number: 20180079791
    Abstract: The present invention provides CDCA1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Application
    Filed: July 31, 2015
    Publication date: March 22, 2018
    Applicant: ONCOTHERAPY SCIENCE, INC.
    Inventors: TAKUYA TSUNODA, RYUJI OSAWA, SACHIKO YAMASHITA, TOMOHISA WATANABE
  • Patent number: 9896492
    Abstract: Isolated peptides derived from SEQ ID NO: 50 and fragments thereof that bind to an HLA antigen and induce cytotoxic T lymphocytes (CTL) and thus are suitable for use in the context of cancer immunotherapy, more particularly cancer vaccines are described herein. The inventive peptides encompasses both the above mentioned amino acid sequences and modified versions thereof, in which one, two, or several amino acids sequences substituted, deleted, added or inserted, provided such modified versions retain the requisite cytotoxic T cell inducibility of the original sequence. Further provided are nucleic acids encoding any of the aforementioned peptides as well as pharmaceutical agents, substances and/or compositions that include or incorporate any of the aforementioned peptides or nucleic acids.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: February 20, 2018
    Assignee: OncoTherapy Science, Inc.
    Inventors: Yusuke Nakamura, Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura, Tomohisa Watanabe
  • Publication number: 20180042954
    Abstract: The present invention provides URLC10-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Application
    Filed: July 31, 2015
    Publication date: February 15, 2018
    Applicant: ONCOTHERAPY SCIENCE, INC.
    Inventors: TAKUYA TSUNODA, RYUJI OSAWA, SACHIKO YAMASHITA, TOMOHISA WATANABE, TETSURO HIKICHI
  • Patent number: 9849166
    Abstract: The present invention provides isolated epitope peptides derived from TOPK and immunogenic fragments thereof have an ability to induce cytotoxic T lymphocytes (CTLs) and thus are suitable for use in cancer immunotherapy, more particularly as cancer vaccines. The peptides of the present invention encompass both of peptides including a TOPK-derived amino acid sequence and modified versions thereof, in which one, two, or several amino acids are substituted, deleted, inserted and/or added, provided such modified versions have CTL inducibility. Further provided are polynucleotides encoding any of the aforementioned peptides as well as pharmaceutical compositions that include any of the aforementioned peptides or polynucleotides. The peptides, polynucleotides, and pharmaceutical compositions of this invention find particular utility in either or both of the treatment and prevention of a number of cancers.
    Type: Grant
    Filed: July 6, 2016
    Date of Patent: December 26, 2017
    Assignee: OncoTherapy Science, Inc.
    Inventors: Yusuke Nakamura, Takuya Tsunoda, Ryuji Osawa, Sachiko Yoshimura, Tomohisa Watanabe, Gaku Nakayama
  • Publication number: 20170333476
    Abstract: The present invention provides KOC1-derived epitope peptides having the ability to induce cytotoxic T cells. The present invention further provides polynucleotides encoding the peptides, antigen-presenting cells presenting the peptides, and cytotoxic T cells targeting the peptides, as well as methods of inducing the antigen-presenting cells or CTLs. The present invention also provides compositions and pharmaceutical compositions containing them as an active ingredient. Further, the present invention provides methods of treating and/or preventing cancer, and/or preventing postoperative recurrence thereof, using the peptides, polynucleotides, antigen-presenting cells, cytotoxic T cells or pharmaceutical compositions of the present invention. Methods of inducing an immune response against cancer are also provided.
    Type: Application
    Filed: July 31, 2015
    Publication date: November 23, 2017
    Applicant: ONCOTHERAPY SCIENCE, INC.
    Inventors: Takuya TSUNODA, RYUJI OSAWA, SACHIKO YAMASHITA, TOMOHISA WATANABE, TETSURO HIKICHI
  • Patent number: 9745343
    Abstract: The present invention provides peptides containing the amino acid sequence of SEQ ID NOs: 1, 2, 3, 4, 16, 17, 30, 31, 34, 36, 37, 40, 41, 45, 49, 55, 57 and 61, as well as peptides containing the above-mentioned amino acid sequences in which 1, 2, or several amino acid(s) are substituted, deleted, inserted or added, but still have cytotoxic T cell inducibility. The present invention also provides drugs for treating or preventing tumors, which drugs containing these peptides. The peptides of the present invention can also be used as vaccines.
    Type: Grant
    Filed: July 21, 2015
    Date of Patent: August 29, 2017
    Assignee: OncoTherapy Science, Inc.
    Inventors: Takuya Tsunoda, Ryuji Ohsawa, Sachiko Yoshimura, Tomohisa Watanabe
  • Patent number: 9725490
    Abstract: Provided is a novel cancer-treating agent which can be used as a novel choice for the treatment of cancer. Specifically provided are: a peptide that inhibits binding of ERAP1 polypeptide to PHB2 polypeptide, which comprises a binding site of the ERAP1 polypeptide to the PHB2 polypeptide, and a pharmaceutical composition comprising the peptide. In addition, provided is a method for screening a drug candidate for treating and/or preventing cancer using inhibition of the binding of the ERAP1 polypeptide to PP1? polypeptide, PKA polypeptide or PKB polypeptide as an index.
    Type: Grant
    Filed: July 27, 2012
    Date of Patent: August 8, 2017
    Assignees: TOKUSHIMA UNIVERSITY, ONCOTHERAPY SCIENCE, INC.
    Inventors: Toyomasa Katagiri, Takuya Tsunoda