Patents by Inventor Asato Morita

Asato Morita 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).

  • Therapeutic amide derivatives
    Publication number: 20070167452
    Abstract: The present invention relates to compounds of the formula (I): or a pharmaceutically acceptable salt or solvate thereof, to processes for the preparation of, intermediates used in the preparation of, compositions containing such compounds and the uses of such compounds as antagonists of the NMDA NR2B receptor.
    Type: Application
    Filed: February 1, 2005
    Publication date: July 19, 2007
    Inventors: Makoto Kawai, Mitsuhiro Kawamura, Asato Morita, Isao Sakurada
  • N-substituted spiropiperidine compounds as ligands for ORL-1 receptor
    Patent number: 6869960
    Abstract: A compound of the formula: or a pharmaceutically acceptable salt, ester or ether thereof, wherein R1 through R12 are independently hydrogen or the like; X1 and X2 are independently CH2 or the like; R13 is hydrogen or the like; or R12 and R13 taken together with three ring atoms of the quinoline ring separating said substituents form a heterocyclic ring; R14 and R15 are hydrogen or the like or these groups taken together form oxo; and the dotted line represents a single or double bond. These compounds are ligands for ORL-1 receptor and especially are antagonists for said receptor.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: March 22, 2005
    Assignee: Pfizer Inc.
    Inventors: Fumitaka Ito, Hiroki Koike, Asato Morita
  • Bicyclic compounds as NR2B receptor antagonists
    Publication number: 20040204409
    Abstract: This invention provides a compound of the formula (I): 1
    Type: Application
    Filed: April 2, 2004
    Publication date: October 14, 2004
    Inventors: Kazuo Ando, Makoto Kawai, Mitsuhiro Kawamura, Miyako Matsumizu, Asato Morita, Isao Sakurada
  • N-substituted spiropiperidine compounds as ligands for ORL-1 receptor
    Publication number: 20030158219
    Abstract: A compound of the formula: 1
    Type: Application
    Filed: January 23, 2003
    Publication date: August 21, 2003
    Inventors: Fumitaka Ito, Hiroki Koike, Asato Morita