Patents by Inventor Yuan Xunmei

Yuan Xunmei 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).

  • Method of regenerating plantlets from mesophyll protoplasts of phaseolus angularis
    Patent number: 4977087
    Abstract: A method for regenerating plantlets from protoplasts isolated from mesophyll cells of abacterial seedlings of red bean (Phaseolus angularis). Protoplasts cultured in certain liquid media could divide continuously and many protoplast-derived calli may be obtained. In addition, various growth media containing the optimum concentration and the type of sugar, mineral salts, vitamins, and combinations and concentrations of several phytohormones for protoplast growth, division, callus formation and plantlet regeneration are provided.
    Type: Grant
    Filed: January 19, 1988
    Date of Patent: December 11, 1990
    Assignee: Interferon Sciences, Inc.
    Inventors: Ge Koulin, Wang Yunzhu, Yuan Xunmei, Huang Peiming