Patents by Inventor Eri TOKUMARU

Eri TOKUMARU 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: 20230074669
    Abstract: The present invention provides a compound or a pharmaceutically acceptable salt thereof having an inhibitory action on the interaction between menin and an MLL protein. The compound represented by the formula (1) or a pharmaceutically acceptable salt thereof. wherein, in the formula (1), the dotted circle, R1, R2, R3, R4, R5, R6, R7, R8, Ring Q1, W, m and n are each as defined in the description.
    Type: Application
    Filed: November 24, 2021
    Publication date: March 9, 2023
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Kenji Yoshikawa, Noriyasu Haginoya, Tomoaki Hamada, Ryutaro Kanada, Jun Watanabe, Yoshiko Kagoshima, Eri Tokumaru, Kenji Murata, Takayuki Baba, Mayumi Kitagawa, Akiko Kurimoto, Masashi Numata, Machiko Shiroishi, Taeko Shinozaki
  • Publication number: 20230030720
    Abstract: The present invention provides a compound or a pharmaceutically acceptable salt thereof having an inhibitory action on the interaction between menin and an MLL protein. The compound represented by the formula (1) or a pharmaceutically acceptable salt thereof. wherein, in the formula (1), the dotted circle, R1, R2, R3, R4, R5, R6, R7, R8, Ring Q1, W, m and n are each as defined in the description.
    Type: Application
    Filed: December 5, 2019
    Publication date: February 2, 2023
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Kenji Yoshikawa, Noriyasu Haginoya, Tomoaki Hamada, Ryutaro Kanada, Jun Watanabe, Yoshiko Kagoshima, Eri Tokumaru, Kenji Murata, Takayuki Baba, Mayumi Kitagawa, Akiko Kurimoto, Masashi Numata, Machiko Shiroishi, Taeko Shinozaki
  • Patent number: 11236106
    Abstract: The present invention provides a compound or a pharmaceutically acceptable salt thereof having an inhibitory action on the interaction between menin and an MLL protein. The compound represented by the formula (1) or a pharmaceutically acceptable salt thereof. wherein, in the formula (1), the dotted circle, R1, R2, R3, R4, R5, R6, R7, R8, Ring Q1, W, m and n are each as defined in the description.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: February 1, 2022
    Assignee: Daiichi Sankyo Company, Limited
    Inventors: Kenji Yoshikawa, Noriyasu Haginoya, Tomoaki Hamada, Ryutaro Kanada, Jun Watanabe, Yoshiko Kagoshima, Eri Tokumaru, Kenji Murata, Takayuki Baba, Mayumi Kitagawa, Akiko Kurimoto, Masashi Numata, Machiko Shiroishi, Taeko Shinozaki
  • Publication number: 20210269454
    Abstract: The present invention provides a compound or a pharmaceutically acceptable salt thereof having an inhibitory action on the interaction between menin and an MLL protein. The compound represented by the formula (1) or a pharmaceutically acceptable salt thereof. wherein, in the formula (1), the dotted circle, R1, R2, R3, R4, R5, R6, R7, R8, Ring Q1, W, m and n are each as defined in the description.
    Type: Application
    Filed: April 28, 2021
    Publication date: September 2, 2021
    Applicant: Daiichi Sankyo Company, Limited
    Inventors: Kenji Yoshikawa, Noriyasu Haginoya, Tomoaki Hamada, Ryutaro Kanada, Jun Watanabe, Yoshiko Kagoshima, Eri Tokumaru, Kenji Murata, Takayuki Baba, Mayumi Kitagawa, Akiko Kurimoto, Masashi Numata, Machiko Shiroishi, Taeko Shinozaki
  • Publication number: 20130035337
    Abstract: The present invention relates to a novel fused bicyclic heteroaryl derivative or a pharmacologically acceptable salt thereof, which has an excellent hypoglycemic effect or treats and/or prevents the onset of a disorder of carbohydrate or lipid metabolism or a disease mediated by peroxisome proliferator-activated receptor (PPAR) ?. A compound having the general formula (I): wherein R1 represents a C1-C6 alkyl group, a C6-C10 aryl group which may be substituted with 1 to 5 group(s) independently selected from Substituent Group a, or the like; R2 represents a C1-C6 alkyl group; R3 represents a C6-C10 aryl group which may be substituted with 1 to 5 group(s) independently selected from Substituent Group a, or the like; Q represents a group represented by the formula ?CH— or a nitrogen atom; and Substituent Group a represents a halogen atom, a C1-C6 alkyl group, a C1-C6 hydroxyalkyl group, and the like, or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: March 13, 2012
    Publication date: February 7, 2013
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Kousei Shimada, Yoshiyuki Onishi, Makoto Mori, Eri Tokumaru
  • Publication number: 20100048564
    Abstract: The present invention relates to a novel fused bicyclic heteroaryl derivative or a pharmacologically acceptable salt thereof, which has an excellent hypoglycemic effect or treats and/or prevents the onset of a disorder of carbohydrate or lipid metabolism or a disease mediated by peroxisome proliferator-activated receptor (PPAR) ?. A compound having the general formula (I): wherein R1 represents a C1-C6 alkyl group, a C6-C10 aryl group which may be substituted with 1 to 5 group(s) independently selected from Substituent Group a, or the like; R2 represents a C1-C6 alkyl group; R3 represents a C6-C10 aryl group which may be substituted with 1 to 5 group(s) independently selected from Substituent Group a, or the like; Q represents a group represented by the formula ?CH— or a nitrogen atom; and Substituent Group a represents a halogen atom, a C1-C6 alkyl group, a C1-C6 hydroxyalkyl group, and the like, or a pharmacologically acceptable salt thereof.
    Type: Application
    Filed: October 5, 2009
    Publication date: February 25, 2010
    Applicant: DAIICHI SANKYO COMPANY, LIMITED
    Inventors: Kousei SHIMADA, Yoshiyuki ONISHI, Makoto MORI, Eri TOKUMARU