Patents by Inventor Shigeki Marubuchi

Shigeki Marubuchi 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: 8119625
    Abstract: Disclosed is an agent comprising a benzothiophene alkyl ether derivative represented by the general formula below or a salt thereof: wherein R1 and R2 independently represent at least one group selected from a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an aralkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an alkenyl group, an alkenyloxy group, an amino group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a heterocyclic group, an amino group, a hydroxyl group, a carboxyl group, a nitro group, an oxo group and the like; R3 represents an alkylamino group which may be substituted or an amino or hydroxyl group which may be protected; and m and n independently represent an integer ranging from 1 to 6. The agent is useful as a neurogenesis inducer or a therapeutic agent for neuropathy.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: February 21, 2012
    Assignee: Toyama Chemical Co., Ltd.
    Inventors: Noboru Iwakami, Shigeki Marubuchi, Tomohiro Okuda
  • Publication number: 20090209512
    Abstract: Disclosed is an agent comprising a benzothiophene alkyl ether derivative represented by the general formula below or a salt thereof: wherein R1 and R2 independently represent at least one group selected from a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an aralkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an alkenyl group, an alkenyloxy group, an amino group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a heterocyclic group, an amino group, a hydroxyl group, a carboxyl group, a nitro group, an oxo group and the like; R3 represents an alkylamino group which may be substituted or an amino or hydroxyl group which may be protected; and m and n independently represent an integer ranging from 1 to 6. The agent is useful as a neurogenesis inducer or a therapeutic agent for neuropathy.
    Type: Application
    Filed: February 13, 2009
    Publication date: August 20, 2009
    Applicant: Toyama Chemical Co., Ltd.
    Inventors: Noboru IWAKAMI, Shigeki MARUBUCHI, Tomohiro OKUDA
  • Publication number: 20090093453
    Abstract: Disclosed is an agent comprising a benzothiophene alkyl ether derivative represented by the general formula below or a salt thereof: wherein R1 and R2 independently represent at least one group selected from a hydrogen atom, a halogen atom, an alkyl group, an aryl group, an aralkyl group, an alkoxy group, an aryloxy group, an alkylthio group, an arylthio group, an alkenyl group, an alkenyloxy group, an amino group, an alkylsulfonyl group, an arylsulfonyl group, a carbamoyl group, a heterocyclic group, an amino group, a hydroxyl group, a carboxyl group, a nitro group, an oxo group and the like; R3 represents an alkylamino group which may be substituted or an amino or hydroxyl group which may be protected; and m and n independently represent an integer ranging from 1 to 6. The agent is useful as a neurogenesis inducer or a therapeutic agent for neuropathy.
    Type: Application
    Filed: April 24, 2007
    Publication date: April 9, 2009
    Applicant: Toyama Chemical Co., Ltd
    Inventors: Noboru Iwakami, Shigeki Marubuchi, Tomohiro Okuda