Patents by Inventor BOFANG CHAO

BOFANG CHAO 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).

  • COMPOSITION OF MEDICINE, HEALTH-CARE PRODUCT AND COSMETICS FOR TREATING CHLOASMA
    Publication number: 20080095870
    Abstract: This invention relates to the composition of medicine, also a health-care product, cosmetics for treating chloasma and the method of the composition preparation and application. The composition contains active extracts of atractylodes lancea, semen coicis, and phellodendron amurense rupr, which are ruptured by solvent in weight ratio of 1:0.5-5:0.5-5.
    Type: Application
    Filed: October 1, 2007
    Publication date: April 24, 2008
    Inventors: BOFANG CHAO, Shuhua Gu