Patents by Inventor Kemei Wu

Kemei Wu 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).

  • Clausenamide c5-hydroxyl derivatives and n-substituted derivatives, processes for their preparation, its composition and use
    Publication number: 20060167276
    Abstract: The present invention relates to stereo isomers of C5-hydroxyl substituents, N-substituted derivatives of hydroxybenzyl, hydroxyl, phenyl substituted ?-lactams (clausenamide) and the preparation methods thereof, and pharmaceutical compositions containing the same and their uses for the preparation of medicaments as nootropic and anti-aging drugs.
    Type: Application
    Filed: December 31, 2003
    Publication date: July 27, 2006
    Inventors: Liang Huang, Juntian Zhang, Kemei Wu, Shiming Chen
  • Optically active clausenamides, process of the preparation thereof, pharmaceutical composition containing the same and their medical use
    Patent number: 6787564
    Abstract: The present invention relates to some new optically active clausenamide derivatives, process of the preparation thereof, a pharmaceutical composition containing the same and their medical use, particularly their use in the respects of hypoxia protective, nootropic and neurodegenerative disease such as cerebral ischemia, Alzheimer disease and vascular dementia.
    Type: Grant
    Filed: March 26, 2002
    Date of Patent: September 7, 2004
    Assignee: Institute of Materia Medica, Chinese Academy of Medical Sciences
    Inventors: Juntian Zhang, Liang Huang, Kemei Wu, Shiming Chen
  • Novel optically active clausenamides, process of the preparation thereof, pharmaceutical composition containing the same and their medical use
    Publication number: 20030207935
    Abstract: The present invention relates to some new optically active clausenamide derivatives, process of the preparation thereof, a pharmaceutical composition containing the same and their medical use, particularly their use in the respects of hypoxia protective, nootropic and neurodegenerative disease such as cerebral ischemia, Alzheimer disease and vascular dementia.
    Type: Application
    Filed: March 26, 2002
    Publication date: November 6, 2003
    Applicant: INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF MEDICAL SCIENCES
    Inventors: Juntian Zhang, Liang Huang, Kemei Wu, Shiming Chen