Patents by Inventor Koji Hanasaki

Koji Hanasaki 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).

  • 2-imino-1,3-thiazine derivatives
    Patent number: 7420053
    Abstract: The present invention relates to 2-imino-1,3-thiazine derivatives, in specific, 2-imino-1,3-thiazine derivatives having a selective antagonistic activity or agonistic activity to a cannabinoid type 2 receptor and their pharmaceutical use.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: September 2, 2008
    Assignee: Shionogi & Co., Ltd.
    Inventors: Koji Hanasaki, Takami Murashi, Hiroyuki Kai
  • 2-imino-1,3-thiazine derivatives
    Publication number: 20070088020
    Abstract: The present invention relates to 2-imino-1,3-thiazine derivatives, in specific, 2-imino-1,3-thiazine derivatives having a selective antagonistic activity or agonistic activity to a cannabinoid type 2 receptor and their pharmaceutical use.
    Type: Application
    Filed: November 29, 2006
    Publication date: April 19, 2007
    Inventors: Koji Hanasaki, Takami Murashi, Hiroyuki Kai
  • 2-imino-1,3-thiazine derivatives
    Patent number: 7183275
    Abstract: The present invention relates to 2-imino-1,3-thiazine derivatives, in specific, 2-imino-1,3-thiazine derivatives having a selective antagonistic activity or agonistic activity to a cannabinoid type 2 receptor and their pharmaceutical use.
    Type: Grant
    Filed: October 26, 2004
    Date of Patent: February 27, 2007
    Assignee: Shionogi Co., Ltd.
    Inventors: Koji Hanasaki, Takami Murashi, Hiroyuki Kai
  • 2-Imino-1,3-thiazine derivatives
    Publication number: 20050124617
    Abstract: The present invention relates to 2-imino-1,3-thiazine derivatives, in specific, 2-imino-1,3-thiazine derivatives having a selective antagonistic activity or agonistic activity to a cannabinoid type 2 receptor and their pharmaceutical use.
    Type: Application
    Filed: October 26, 2004
    Publication date: June 9, 2005
    Inventors: Koji Hanasaki, Takami Murashi, Hiroyuki Kai
  • 2-imino-1,3-thiazine derivatives
    Patent number: 6818640
    Abstract: It is found out that compounds represented by general formula (I) bind selectively to cannabinoid 2 receptor (CB2R) and thus exhibit CB2R antagonism or CB2R agonis wherein R1 represents optionally substituted alkylene; R2 represents hydrogen, alkyl, a group represented by the formula —C(═R5)—R6 (wherein R5 represents O or S; and R6 represents alkyl, alkoxy, alkylthio, etc.) or a group represented by the formula SO2R7 (wherein R7 represents allyl, etc.); m is an integer of from 0 to 2; and A represents optionally substituted aryl, etc.
    Type: Grant
    Filed: February 26, 2002
    Date of Patent: November 16, 2004
    Assignee: Shionogi & Co., Ltd.
    Inventors: Koji Hanasaki, Takami Murashi, Hiroyuki Kai