Patents by Inventor Mi-Sung Kwon

Mi-Sung Kwon 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).

  • Patent number: 10351592
    Abstract: The present invention relates to a method for separating antibody isoforms using cation exchange chromatography and, more specifically, to a method for separating and purifying several isoforms, which are generated during an antibody production procedure, using a washing buffer for cation exchange chromatography.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: July 16, 2019
    Assignee: CELLTRION, INC.
    Inventors: Dong Woo Lee, Mi Na Song, Byoung Oh Kwon, Ki Sung Kwon, Dong Rim Yeom, Yeon Jung Kim
  • Publication number: 20190142885
    Abstract: The present invention relates to an antioxidant composition and, more specifically, to an antioxidant composition including a Sargassum serratifolium extract or a fraction thereof as an active ingredient, in which the antioxidant composition is a useful material (substance) that can be added to medicines, cosmetics, foods, animal feeds, and the like. The present invention also relates to a pharmaceutical composition for preventing or treating eye diseases, a food composition for alleviating eye diseases, and a health functional food, each of which includes a Sargassum serratifolium extract or a compound separated therefrom as an active ingredient.
    Type: Application
    Filed: April 18, 2016
    Publication date: May 16, 2019
    Applicant: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Hyeung-Rak KIM, Su-Jin LIM, Mi-Sung KWON, Min-Sup LEE
  • Patent number: 10286021
    Abstract: The present invention relates to a composition for the prevention or treatment of arthritis, the composition containing a Sargassum serratifolium extract as an active ingredient. The extract of Sargassum serratifolium according to the present invention has an excellent activity to reduce or inhibit the activity of IL-1?, IL-6, or TNF-?, which is an inflammatory cytokine, and has an excellent effect alleviating arthritis in an arthritis animal model so that it can be usefully used as a composition for treating arthritis. In addition, there is no cytotoxicity, and toxicity to the drug and side effects are avoided so that it can be safely used even for long-term use, and it is stable in the body.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: May 14, 2019
    Assignee: Pukyong National University Industry-University Cooperation Foundation
    Inventors: Hyeung-Rak Kim, Mi-Sung Kwon, Eun-Ji Joung
  • Publication number: 20180221424
    Abstract: The present invention relates to a composition for the prevention or treatment of arthritis, the composition containing a Sargassum serratifolium extract as an active ingredient. The extract of Sargassum serratifolium according to the present invention has an excellent activity to reduce or inhibit the activity of IL-1?, IL-6, or TNF-?, which is an inflammatory cytokine, and has an excellent effect alleviating arthritis in an arthritis animal model so that it can be usefully used as a composition for treating arthritis. In addition, there is no cytotoxicity, and toxicity to the drug and side effects are avoided so that it can be safely used even for long-term use, and it is stable in the body.
    Type: Application
    Filed: February 11, 2016
    Publication date: August 9, 2018
    Applicant: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Hyeung-Rak Kim, Mi-Sung Kwon, Eun-Ji Joung