Patents by Inventor Yanjun Zhang

Yanjun Zhang 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).

  • Anticancer anthraquinones and method of use thereof
    Patent number: 6875746
    Abstract: Anthraquinones are described which have anticancer or antitumor activity and which are useful for inhibiting cancer cells and cells comprising tumors in vitro or in vivo. Preferably, the anthraquinones have the chemical formula: wherein R1 is selected from the group consisting of hydrogen, alkyl, and substituted alkyl; R2 is a group containing 1-12 carbons selected from the group consisting of alkyl, substituted alkyl, aldehyde, hydroxy, hydroxymethyl, acid group, carbohydrate and combinations thereof; and R3 is a group containing 1 to 12 carbons selected from the group consisting of methyl, alkyl, substituted alkyl, aldehyde, hydroxy, hydroxymethyl, acid group, carbohydrate, and combinations thereof.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: April 5, 2005
    Assignee: Board of Trustees of Michigan State University
    Inventors: Muraleedharan G. Nair, Robert H. Cichewicz, Navindra P. Seeram, Yanjun Zhang
  • Method for inhibiting cancer cells
    Publication number: 20040132672
    Abstract: A method for inhibiting stomach or colon cancer cells in a mammal using a composition comprising an anthocyanidin. The method involves using the composition in an amount and for a time to inhibit the cancer cells. The composition can include other anticancer agents.
    Type: Application
    Filed: December 1, 2003
    Publication date: July 8, 2004
    Applicant: Board of Trustees of Michigan State University
    Inventors: Muraleedharan G. Nair, Yanjun Zhang, Shaiju K. Vareed