Patents by Inventor Hulfen Lin

Hulfen Lin 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).

  • Liposomal vitamin a and method of preparation
    Publication number: 20050175681
    Abstract: The invention relates to liposomal vitamin A and method of its preparing. The liposome containing vitamin A as active agent, carriers (supporter) and lipids as adjuvents and liposome-forming materials. The process comprises: adding vitamin A and lipids to carriers, forming a liposomal vitamin A in the form of solid, then rehydrating to give a liposomal dispersion. The process can improve the stability of vitamin A and liposomal vitamin A. The present liposome is useful for the manufacture of pharmaceutical and cosmetic formulation.
    Type: Application
    Filed: January 3, 2003
    Publication date: August 11, 2005
    Inventors: Jianming Chen, Shen Gao, Shaomin Wei, Hulfen Lin, Yangmei Zhang, Fel Guan, Yanqiang Zhong, Huiliang Li, Qing Shi, Yiguang Guo, Luo Lu