Patents by Inventor Mitsumasa Kurita

Mitsumasa Kurita 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: 20240018516
    Abstract: A single-stranded antisense oligonucleotide, or a pharmaceutically acceptable salt thereof, capable of modulating expression and/or function of RPS25 gene, wherein nucleotides of the single-stranded antisense oligonucleotide are bonded to each other via a phosphate group and/or a modified phosphate group, the single-stranded antisense oligonucleotide includes a gap region, a 3? wing region bonded to a 3? end of the gap region, and a 5? wing region bonded to a 5? end of the gap region, the gap region is a deoxyribose-based nucleic acid optionally including a nucleic acid having a modified sugar moiety, each of the 3? wing region and the 5? wing region is a modified nucleotide, the single-stranded antisense oligonucleotide has a base length of 12- to 30-mer, and a base sequence of the antisense oligonucleotide is: a base sequence with a sequence identity of 90% to 100% to a base sequence complementary to at least one target region of the same base length as the antisense oligonucleotide present in the base sequ
    Type: Application
    Filed: November 5, 2021
    Publication date: January 18, 2024
    Applicants: Sumitomo Pharma Co., Ltd., Luxna Biotech Co., Ltd.
    Inventors: Rika Suzuki, Shigehiro Asano, Mitsumasa Kurita, Takao Suzuki, Masaki Yamagami, Ajaya Ram Shrestha, Takaaki Kawanobe, Tadashi Umemoto
  • Publication number: 20230241062
    Abstract: The present disclosure provides a therapeutic drug that is useful for the treatment of motor fluctuations (e.g., wearing-off) in Parkinson's disease. In particular, the present disclosure provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications in Parkinson's disease, especially motor fluctuation, comprising tandospirone or a pharmaceutically acceptable salt thereof, wherein the tandospirone or a pharmaceutically acceptable salt thereof is parenterally administered.
    Type: Application
    Filed: February 24, 2023
    Publication date: August 3, 2023
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Publication number: 20230201199
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, delaying the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Application
    Filed: December 19, 2022
    Publication date: June 29, 2023
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Patent number: 11628169
    Abstract: The present disclosure provides a therapeutic drug that is useful for the treatment of motor fluctuations (e.g., wearing-off) in Parkinson's disease. In particular, the present disclosure provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications in Parkinson's disease, especially motor fluctuation, comprising tandospirone or a pharmaceutically acceptable salt thereof, wherein the tandospirone or a pharmaceutically acceptable salt thereof is parenterally administered.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 18, 2023
    Assignee: SUMITOMO PHARMA CO., LTD.
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Patent number: 11559525
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, delaying the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: January 24, 2023
    Assignee: SUMITOMO PHARMA CO., LTD.
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Publication number: 20220193075
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Application
    Filed: April 24, 2020
    Publication date: June 23, 2022
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Publication number: 20220062282
    Abstract: The present disclosure provides a therapeutic drug that is useful for the treatment of motor fluctuations (e.g., wearing-off) in Parkinson's disease. In particular, the present disclosure provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications in Parkinson's disease, especially motor fluctuation, comprising tandospirone or a pharmaceutically acceptable salt thereof, wherein the tandospirone or a pharmaceutically acceptable salt thereof is parenterally administered.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 3, 2022
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Publication number: 20210386739
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, delaying the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 16, 2021
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Publication number: 20210060015
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Application
    Filed: April 22, 2020
    Publication date: March 4, 2021
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato
  • Patent number: 10758535
    Abstract: The present invention provides a therapeutic drug that is useful for levodopa induced dyskinesia in Parkinson's disease. In particular, the present invention provides a composition and method for treating, improving, suppressing the progression, or preventing motor complications associated with levodopa therapy for Parkinson's disease, especially levodopa induced dyskinesia (PD-LID), comprising tandospirone or a pharmaceutically acceptable salt or prodrug thereof, wherein the tandospirone or a pharmaceutically acceptable salt or prodrug thereof is parenterally administered.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: September 1, 2020
    Assignee: SUMITOMO DAINIPPON PHARMA CO., LTD.
    Inventors: Mitsumasa Kurita, Yuki Ikeda, Mitsuhiro Nakato