Patents by Inventor Chengqi Shan

Chengqi Shan 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).

  • Antimalarial compositions
    Patent number: 5677331
    Abstract: The invention relates to a synergistic antimalarial composition which comprises the antimalarial agent benflumetol and also an antimalarial agent from the artemisinine group such as artemether. The composition can be formulated into solid dosage forms such as tablets and is useful for the treatment of drug resistant malaria.
    Type: Grant
    Filed: March 23, 1994
    Date of Patent: October 14, 1997
    Assignees: Ciba-Geigy AG, Institute of Microbiology and Epidemiology, Academy of Military Medical Sciences
    Inventors: Yiqing Zhou, Dianxi Ning, Shufen Wang, Deben Ding, Guofu Li, Chengqi Shan, Guangyu Liu