Patents by Inventor Jung-Ln Pyo

Jung-Ln Pyo 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).

  • Preparation method of vascular leakage blockers with a high yield
    Patent number: 11453698
    Abstract: The present invention relates to a preparation method of a novel vascular leakage blocker with a high yield. The preparation method is easy to react and more productive and economical than the conventional method by using an intermediate that can easily remove impurities generated during the reaction. In addition, the preparation method can produce a novel vascular leakage blocker with a high yield by using a new reagent that has not been previously used in the step of generating an isomer, and is very advantageous in producing a high-quality active pharmaceutical ingredient.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: September 27, 2022
    Assignee: CURACLE CO., LTD.
    Inventors: Koo Hyeon Ahn, Myung-Hwa Kim, Jung-Ln Pyo, Chul Su Baek, Sung Hwan Kim