Patents by Inventor Chang-Hsin Shi

Chang-Hsin Shi 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).

  • Synthesis and pharmaceuticals of novel 9-substituted-1, 5-dichloroanthracene analogs
    Patent number: 6369246
    Abstract: The invention relates to novel anthracene compounds useful in the treatment of allergic, inflammatory conditions, tumor conditions and therapeutic compositions containing such compounds. The compounds of the present invention are 9-acyloxy-substituted 1,5-dichloroanthracene or analogs thereof. According to the practice of the invention, there are provided 9-acyloxy substituted 1,5-dichloroanthracene compounds according to formula III: wherein R represents a straight or branched chain alkyl group having 1 to 6 carbons which may be substituted with one or more groups of R1, or R represents phenyl or benzyl which may be substituted with one or two groups of R2; wherein R1 is selected from the group consisting of halogen, —NO2, —OCH3, OCH2CH3, and —OCH2CH2CH3; and wherein R2 is selected from the group consisting of a straight or branched chain alkyl group having 1 to 4 carbons, halogen, —NO2, —OCH3, —OCH2CH3, and —OCH2CH2CH3.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: April 9, 2002
    Assignee: Dr. Keith Chan, GloboAsia, LLC
    Inventors: Hsu-Shan Huang, Kung-Yuan Lee, Chang-Hsin Shi, Hsien-Chin Hsu
  • Synthesis and pharmaceuticals of novel 9-substituted-1, 5-dichloroanthracene analogs
    Publication number: 20010018539
    Abstract: The invention relates to novel anthracene compounds useful in the treatment of allergic, inflammatory conditions, tumor conditions and therapeutic compositions containing such compounds. The compounds of the present invention are 9-acyloxy-substituted 1,5-dichloroanthracene or analogs thereof.
    Type: Application
    Filed: March 5, 2001
    Publication date: August 30, 2001
    Inventors: Hsu-Shan Huang, Kung-Yuan Lee, Chang-Hsin Shi, Hsien-Chin Hsu