Patents by Inventor Grace Q. Chen

Grace Q. Chen 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).

  • Transformation of Ricinus communis, the castor plant
    Patent number: 6620986
    Abstract: The invention is a method of Agrobacterium-mediated transformation of castor. The flower bud of an intact castor plant is wounded and Agrobacterium comprises the transgene is infiltrated into the wound. The flower bud is allowed to get seed, and seed comprising the transgene is grown into a transformed castor plant.
    Type: Grant
    Filed: November 16, 2000
    Date of Patent: September 16, 2003
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Thomas A. McKeon, Grace Q. Chen