Patents by Inventor Li-Fen Yao

Li-Fen Yao 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).

  • ANTIEMETIC PATCH
    Publication number: 20110218505
    Abstract: An antiemetic patch is provided. The antiemetic patch includes a backing layer, a release liner, and a matrix layer disposed between the backing layer and the release liner. The matrix layer includes an antiemetic composition, and the antiemetic composition includes an antiemetic agent ranged, a permeation enhancer and an adhesive.
    Type: Application
    Filed: November 26, 2009
    Publication date: September 8, 2011
    Applicants: GENOVATE BIOTECHNOLOGY CO., LTD., STANDARD CHEM & PHARM CO., LTD., JIANBO INTERNATIONAL DEVELOPMENT LTD.
    Inventors: Jui-Mei Lu, Lih-Hua Lian, Li-Fen Yao
  • Transdermal patch for long-term steady release
    Publication number: 20050142176
    Abstract: A patch containing at least one drug component is disclosed. The patch includes: a protecting membrane; a drug reservior layer containing a first concentration of the drug; an adhesion layer containing a second concentration of the drug and being in contact with the skin; and a release liner; wherein the drug reservior layer lying between the protecting membrane and the adhesion layer, and the first concentration being higher than the second concentration so as to steadily release the drug component by the diffusion caused by the difference between the first and second concentration.
    Type: Application
    Filed: December 29, 2004
    Publication date: June 30, 2005
    Applicant: Industrial Technology Research Institute
    Inventors: Ae-June Wang, Li-Fen Yao