Patents by Inventor Chun-San An

Chun-San An 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).

  • Publication number: 20230390231
    Abstract: The present invention relates to pharmaceutical compositions and methods for treating ischemic stroke in humans, using a tetrafluorobenzyl derivative of formula (I) or a pharmaceutically acceptable salt thereof conjointly with a thrombolytic drug, endovascular thrombectomy, or both (e.g., endovascular thrombectomy and a thrombolytic drug). Administration of a tetrafluorobenzyl derivative of formula (I) or its pharmaceutically acceptable salt can reduce reperfusion injury and other adverse events in patients conjointly receiving a thrombolytic drug, endovascular thrombectomy, or endovascular thrombectomy with a thrombolytic drug.
    Type: Application
    Filed: August 21, 2023
    Publication date: December 7, 2023
    Inventors: Byoung Joo GWAG, Chun San An, Jing Yu Jin, Sung Ig Cho, Fangmeng Zhu, Xinliang Xu, Weiqiang Zhan, Fuxin Liu, Soon-Mi Won
  • Patent number: 11826329
    Abstract: The present invention relates to pharmaceutical compositions and methods for treating ischemic stroke in humans, using a tetrafluorobenzyl derivative of formula (I) or a pharmaceutically acceptable salt thereof conjointly with a thrombolytic drug, endovascular thrombectomy, or both (e.g., endovascular thrombectomy and a thrombolytic drug). Administration of a tetrafluorobenzyl derivative of formula (I) or its pharmaceutically acceptable salt can reduce reperfusion injury and other adverse events in patients conjointly receiving a thrombolytic drug, endovascular thrombectomy, or endovascular thrombectomy with a thrombolytic drug.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: November 28, 2023
    Assignee: GNT Pharma Co., Ltd.
    Inventors: Byoung Joo Gwag, Chun San An, Jing Yu Jin, Sung Ig Cho, Fangmeng Zhu, Xinliang Xu, Weiqiang Zhan, Fuxin Liu, Soon-Mi Won
  • Publication number: 20210283080
    Abstract: The present invention relates to pharmaceutical compositions and methods for treating ischemic stroke in humans, using a tetrafluorobenzyl derivative of formula (I) or a pharmaceutically acceptable salt thereof conjointly with a thrombolytic drug, endovascular thrombectomy, or both (e.g., endovascular thrombectomy and a thrombolytic drug). Administration of a tetrafluorobenzyl derivative of formula (I) or its pharmaceutically acceptable salt can reduce reperfusion injury and other adverse events in patients conjointly receiving a thrombolytic drug, endovascular thrombectomy, or endovascular thrombectomy with a thrombolytic drug.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 16, 2021
    Inventors: Byoung Joo Gwag, Chun San An, Jing Yu Jin, Sung Ig Cho, Fangmeng Zhu, Xinliang Xu, Weiqiang Zhan, Fuxin Liu, Soon-Mi Won
  • Patent number: 8598383
    Abstract: The present invention relates to a pharmaceutical composition useful for treating or preventing inflammatory disease and cell damage, and a method for treating or preventing inflammatory disease and cell damage. The present invention uses the 2-hydroxybenzoic acid derivative represented by the specific chemical formula or its pharmaceutically acceptable salt. The compound of the present invention is useful for treating or preventing cell damage and inflammatory disease including gastritis, gastric ulcer, pancreatitis, colitis, arthritis, diabetes, arteriosclerosis, nephritis, hepatitis, Alzheimer's disease, Parkinson's disease and Lou Gehrig's disease.
    Type: Grant
    Filed: April 23, 2012
    Date of Patent: December 3, 2013
    Assignee: Neurotech Pharmaceuticals Co., Ltd.
    Inventors: Byoung-Joo Gwag, Sung-Ig Cho, Jae-Young Cho, Young-Ae Lee, Han-Yeol Byun, Doo-Soon Lim, Ki-Baik Hahm, Young-Bae Kwon, Jin-Hwan Lee, Bok-Seon Yoon, Chun-San An, Keun-Sil Ryu
  • Patent number: 8455470
    Abstract: The present invention relates to a pharmaceutical composition useful for treating or preventing inflammatory disease and cell damage, and a method for treating or preventing inflammatory disease and cell damage. The present invention uses the 2-hydroxybenzoic acid derivative represented by the specific chemical formula or its pharmaceutically acceptable salt. The compound of the present invention is useful for treating or preventing cell damage and inflammatory disease including gastritis, gastric ulcer, pancreatitis, colitis, arthritis, diabetes, arteriosclerosis, nephritis, hepatitis, Alzheimer's disease, Parkinson's disease and Lou Gehrig's disease.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: June 4, 2013
    Assignee: Neurotech Pharmaceuticals Co., Ltd
    Inventors: Byoung-Joo Gwag, Sung-Ig Cho, Jae-Young Cho, Young-Ae Lee, Han-Yeol Byun, Doo-Soon Lim, Ki-Baik Hahm, Young-Bae Kwon, Jin-Hwan Lee, Bok-Seon Yoon, Chun-San An, Keun-Sil Ryu
  • Publication number: 20120209025
    Abstract: The present invention relates to a pharmaceutical composition useful for treating or preventing inflammatory disease and cell damage, and a method for treating or preventing inflammatory disease and cell damage. The present invention uses the 2-hydroxybenzoic acid derivative represented by the specific chemical formula or its pharmaceutically acceptable salt. The compound of the present invention is useful for treating or preventing cell damage and inflammatory disease including gastritis, gastric ulcer, pancreatitis, colitis, arthritis, diabetes, arteriosclerosis, nephritis, hepatitis, Alzheimer's disease, Parkinson's disease and Lou Gehrig's disease.
    Type: Application
    Filed: April 23, 2012
    Publication date: August 16, 2012
    Inventors: Byoung-Joo GWAG, Sung-Ig CHO, Jae-Young Cho, Young-Ae LEE, Han-Yeol Byun, Doo-Soon Lim, Ki-Baik Hahm, Young-Bae Kwon, Jin-Hwan Lee, Bok-Seon Yoon, Chun-San An, Keun-Sil Ryu
  • Publication number: 20090281181
    Abstract: The present invention relates to a pharmaceutical composition useful for treating or preventing inflammatory disease and cell damage, and a method for treating or preventing inflammatory disease and cell damage. The present invention uses the 2-hydroxybenzoic acid derivative represented by the specific chemical formula or its pharmaceutically acceptable salt. The compound of the present invention is useful for treating or preventing cell damage and inflammatory disease including gastritis, gastric ulcer, pancreatitis, colitis, arthritis, diabetes, arteriosclerosis, nephritis, hepatitis, Alzheimer's disease, Parkinson's disease and Lou Gehrig's disease.
    Type: Application
    Filed: April 13, 2007
    Publication date: November 12, 2009
    Inventors: Byoung-Joo Gwag, Sung-Ig Cho, Jae-Young Cho, Young-Ae Lee, Han-Yeol Byun, Doo-Soon Lim, Ki-Baik Hahm, Young-Bae Kwon, Jin-Hwan Lee, Bok-Seon Yoon, Chun-San An, Keun-Sil Ryu