Patents by Inventor Ok Kyoung Kwon

Ok Kyoung 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).

  • Publication number: 20230144344
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating cardiovascular and metabolic diseases, comprising an Elaeocarpus petiolatus extract, a fraction thereof, or a compound isolated therefrom, as an active ingredient; a food composition for preventing or improving cardiovascular and metabolic diseases; and a method for preventing or treating cardiovascular and metabolic diseases using the same. The composition comprising an Elaeocarpus petiolatus extract, a fraction thereof, or a compound isolated therefrom inhibits the binding of Resistin-CAP1 to inhibit the production of tumor necrosis factor, and thereby has an activity of inhibiting inflammation of the cardiovascular system, and thus can be effectively used as a preventive or therapeutic measure for cardiovascular and metabolic diseases.
    Type: Application
    Filed: March 11, 2021
    Publication date: May 11, 2023
    Inventors: Hyo-soo KIM, Hyun-duk JANG, Kyung Seop AHN, Sei-Ryang OH, Ok-Kyoung KWON, Hyung Won RYU, Hang JIN, Sangho CHOI, Sang Woo LEE, Jin Hyub PAIK, Soo Yong KIM, Changyoung LEE, Yong In KIM, Hyewon KIM, Mijin PARK
  • Publication number: 20220151979
    Abstract: The present invention relates to a composition for prevention or treatment of cardiovascular and metabolic diseases, containing noranhydroicaritin or a pharmaceutically acceptable salt thereof, and the noranhydroicaritin or pharmaceutically acceptable salt thereof of the present invention is not toxic to cells, is thus safe, inhibits the production of PCSK9, promotes the production of LDLR, and is highly utilizable as a composition for prevention or treatment of cardiovascular and metabolic diseases. The noranhydroicaritin of the present invention can be used in a food composition for prevention or improvement of cardiovascular and metabolic diseases, a functional food composition for prevention or improvement of cardiovascular and metabolic diseases, and a method of preventing or treating cardiovascular and metabolic diseases, which includes administering a composition containing noranhydroicaritin as an active ingredient.
    Type: Application
    Filed: February 26, 2020
    Publication date: May 19, 2022
    Inventors: Hyo-Soo KIM, Hyun-Duk JANG, Kyung Seop AHN, Sei-Ryang OH, Ji Won PARK, Ok-Kyoung KWON, Hyung Won RYU
  • Publication number: 20210052536
    Abstract: The present invention relates to a pharmaceutical composition containing a monoacetyldiacylglycerol compound as an active ingredient for preventing or treating chronic obstructive pulmonary diseases, and a functional health food composition for treating or preventing chronic obstructive pulmonary diseases. The monoacetyldiacylglycerol compound of the present invention inhibits the IL-4 expression in EL-4 cells and inhibits the infiltration of inflammatory cells into the bronchial tube in an animal model. In addition, the compounds of the present invention have an excellent effect of inhibiting the expression of CXCL-1, TNF-?, or MIP-2, thereby overcoming side effects of the currently used therapeutic agents for chronic obstructive pulmonary diseases, having no toxicity, and exhibiting a superior therapeutic effect, and thus can be useful as a composition for preventing, treating, and alleviating chronic obstructive pulmonary diseases.
    Type: Application
    Filed: September 2, 2020
    Publication date: February 25, 2021
    Inventors: Sei-Ryang Oh, Ok-Kyoung Kwon, Chan Mi Chun, Su Ui Lee, Kyung Seop Ahn, In Sik Shin, Seung Hyung Kim, Hye Kyung Kim, JongKoo Kang, Yong-Hae Han, Tae-Suk Lee, Ki Young Sohn
  • Patent number: 10765655
    Abstract: The present invention relates to a pharmaceutical composition containing a monoacetyldiacylglycerol compound as an active ingredient for preventing or treating chronic obstructive pulmonary diseases, and a functional health food composition for treating or preventing chronic obstructive pulmonary diseases. The monoacetyldiacylglycerol compound of the present invention inhibits the IL-4 expression in EL-4 cells and inhibits the infiltration of inflammatory cells into the bronchial tube in an animal model. In addition, the compounds of the present invention have an excellent effect of inhibiting the expression of CXCL-1, TNF-?, or MIP-2, thereby overcoming side effects of the currently used therapeutic agents for chronic obstructive pulmonary diseases, having no toxicity, and exhibiting a superior therapeutic effect, and thus can be useful as a composition for preventing, treating, and alleviating chronic obstructive pulmonary diseases.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: September 8, 2020
    Assignees: Enzychem Lifesciences Corporation, Korea Research Institute of BioScience and Biotechnology
    Inventors: Sei-Ryang Oh, Kyung Seop Ahn, Su Ui Lee, In Sik Shin, Ok-Kyoung Kwon, Seung Hyung Kim, Chan Mi Chun, Tae-Suk Lee, Yong-Hae Han, Ki Young Sohn, JongKoo Kang, Hye Kyung Kim
  • Patent number: 10413579
    Abstract: The present invention relates to a composition for preventing or treating asthma comprising a Pistacia weinmannifolia J. Poiss. ex Franch extract or a fraction thereof. The Pistacia weinmannifolia J. Poiss. ex Franch extract or the fraction thereof according to the present invention does not exhibit toxicity, inhibits the generation of NO, IL-4, IL-5, and IL-13 and the generation of reactive oxygen species in the bronchial tubes, and has significantly induced the alleviation of airway hyperresponsiveness, inhibition of the infiltration of inflammatory cells into the bronchial tubes, and reduction of inflammatory cells in bronchoalveolar lavage fluid in an ovalbumin-induced asthma mouse model. In addition, the Pistacia weinmannifolia J. Poiss.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: September 17, 2019
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Kyung Seop Ahn, Sei Ryang Oh, Ok Kyoung Kwon, In Sik Shin, Hyung Won Ryu, Sang Woo Lee, Joong Ku Lee, Hyeong Kyu Lee, Sang Ho Choi, Doo Young Kim, Jung Hee Kim, Li Wan Yi, Jin Hang
  • Patent number: 10376553
    Abstract: A pharmaceutical composition includes any of an extract of Magnoliae flos, a fraction or an active fraction obtained by fractionation thereof with an organic solvent, and a compound separated therefrom as an active ingredient. The extract of Magnoliae flos, the fraction or the active fraction obtained by fractionation thereof with an organic solvent, or the compound separated therefrom inhibits the expression of MUC5AC induced by TNF-? and the promoter activity in human lung cancer mucosal cells (H292), reduces the number of inflammatory cells in the bronchoalveolar lavage fluid of the chronic obstructive pulmonary disease mouse model, inhibits the production of reactive oxygen species, and reduces the cytokines; and therefore are effective in preventing or treating chronic obstructive pulmonary disease.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: August 13, 2019
    Assignee: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Sei-Ryang Oh, Kyung Seop Ahn, Su Ui Lee, Hyung Won Ryu, Doo-Young Kim, Hyeong Kyu Lee, Ok-Kyoung Kwon, Jung Hee Kim, Hyun-Jun Lee, In-Sik Shin
  • Patent number: 10172816
    Abstract: A composition comprising a purified extract isolated from Pseudolysimachion rotundum var. subintegrum containing abundant amount of active ingredient or the compounds isolated therefrom as an active ingredient for treating a chronic obstructive pulmonary disease and the use thereof. Inventive purified extract and compounds showed potent anti-COPD activity without beta-2-receptor agonistic response through various in vivo tests as well as in vitro test. Therefore, it can be used as the therapeutics or functional health food for treating and preventing chronic obstructive pulmonary disease (COPD).
    Type: Grant
    Filed: December 19, 2016
    Date of Patent: January 8, 2019
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Kyung Seop Ahn, Sei Ryang Oh, Hyeong Kyu Lee, In Sik Shin, Doo Young Kim, Ok-Kyoung Kwon, Hyuk Hwan Song, Seung Hyung Kim, SuUi Lee
  • Publication number: 20180353561
    Abstract: A pharmaceutical composition includes any of an extract of Magnoliae flos, a fraction or an active fraction obtained by fractionation thereof with an organic solvent, and a compound separated therefrom as an active ingredient. The extract of Magnoliae flos, the fraction or the active fraction obtained by fractionation thereof with an organic solvent, or the compound separated therefrom inhibits the expression of MUC5AC induced by TNF-? and the promoter activity in human lung cancer mucosal cells (H292), reduces the number of inflammatory cells in the bronchoalveolar lavage fluid of the chronic obstructive pulmonary disease mouse model, inhibits the production of reactive oxygen species, and reduces the cytokines; and therefore are effective in preventing or treating chronic obstructive pulmonary disease.
    Type: Application
    Filed: May 13, 2016
    Publication date: December 13, 2018
    Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Sei-Ryang OH, Kyung Seop AHN, Su Ui LEE, Hyung Won RYU, Doo-Young KIM, Hyeong Kyu LEE, Ok-Kyoung KWON, Jung Hee KIM, Hyun-Jun LEE, In-Sik SHIN
  • Publication number: 20180280336
    Abstract: The present invention relates to a pharmaceutical composition containing a monoacetyldiacylglycerol compound as an active ingredient for preventing or treating chronic obstructive pulmonary diseases, and a functional health food composition for treating or preventing chronic obstructive pulmonary diseases. The monoacetyldiacylglycerol compound of the present invention inhibits the IL-4 expression in EL-4 cells and inhibits the infiltration of inflammatory cells into the bronchial tube in an animal model. In addition, the compounds of the present invention have an excellent effect of inhibiting the expression of CXCL-1, TNF-?, or MIP-2, thereby overcoming side effects of the currently used therapeutic agents for chronic obstructive pulmonary diseases, having no toxicity, and exhibiting a superior therapeutic effect, and thus can be useful as a composition for preventing, treating, and alleviating chronic obstructive pulmonary diseases.
    Type: Application
    Filed: December 29, 2017
    Publication date: October 4, 2018
    Inventors: Sei-Ryang OH, Kyung Seop AHN, Su Ui LEE, In Sik SHIN, Ok-Kyoung KWON, Seung Hyung KIM, Chan Mi CHUN, Tae-Suk LEE, Yong-Hae HAN, Ki Young SOHN, JongKoo KANG, Hye Kyung KIM
  • Patent number: 10053443
    Abstract: The present invention relates to a novel 2-phenylbenzofuran derivative or a pharmaceutically acceptable salt thereof, a production method for the same, and a pharmaceutical composition for preventing or treating an inflammatory disease comprising the same as an active ingredient, and the novel 2-phenylbenzofuran derivative or the pharmaceutically acceptable salt thereof according to the present invention is outstandingly effective in suppressing NO, IL-6, and TNF-alpha induced by macrophages, and therefore can advantageously be used in a pharmaceutical composition for preventing or treating an inflammatory disease.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: August 21, 2018
    Assignees: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY, DONGGUK UNIVERSITY INDUSTRY—ACADEMIC COOPERATION FOUNDATION
    Inventors: Kyeong Lee, Sei-Ryang Oh, Kyung Seop Ahn, Ok-Kyoung Kwon, Doo-Young Kim, Hyung Won Ryu, Jung Hee Kim, Xuezhen Xu
  • Patent number: 10046019
    Abstract: The present invention relates to inventive novel industrialized method for preparing purified extract containing more abundant active ingredients such as catalpol derivatives from the extract of Pseudolysimachion rotundum var subintegrum than that prepared by the conventional preparation method disclosed in the prior art and the therapeutics or functional health food comprising the purified extract for treating and preventing inflammatory, allergic or asthmatic disease. The purified extract showed more potent anti-inflammatory, anti-allergy and anti-asthma activity than that prepared by the conventional preparation method disclosed in the prior art through various in vivo tests such as inhibition test on the reproduction of eosinophil, the release of immunoglobulin and inflammatory chemokines in plasma and bronchoalveolar fluid as well as the suppression of airway hyperresponsiveness and goblet cell hyperplasia in a OVA-sensitized/challenged mouse model.
    Type: Grant
    Filed: September 11, 2016
    Date of Patent: August 14, 2018
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Sei-ryang Oh, Kyung-seop Ahn, Hyeongkyu Lee, Ok-kyoung Kwon, Doo-young Kim, Jung-hee Kim, Hyuk-hwan Song
  • Patent number: 9999646
    Abstract: The present invention relates to inventive novel industrialized method for preparing purified extract containing more abundant active ingredients such as catalpol derivatives from the extract of Pseudolysimachion rotundum var subintegrum than that prepared by the conventional preparation method disclosed in the prior art and the therapeutics or functional health food comprising the purified extract for treating and preventing inflammatory, allergic or asthmatic disease. The purified extract showed more potent anti-inflammatory, anti-allergy and anti-asthma activity than that prepared by the conventional preparation method disclosed in the prior art through various in vivo tests such as inhibition test on the reproduction of eosinophil, the release of immunoglobulin and inflammatory chemokines in plasma and bronchoalveolar fluid as well as the suppression of airway hyperresponsiveness and goblet cell hyperplasia in a OVA-sensitized/challenged mouse model.
    Type: Grant
    Filed: September 11, 2016
    Date of Patent: June 19, 2018
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Sei-ryang Oh, Kyung-seop Ahn, Hyeongkyu Lee, Ok-kyoung Kwon, Doo-young Kim, Jung-hee Kim, Hyuk-hwan Song
  • Publication number: 20170266142
    Abstract: A composition comprising a purified extract isolated from Pseudolysimachion rotundum var. subintegrum containing abundant amount of active ingredient or the compounds isolated therefrom as an active ingredient for treating a chronic obstructive pulmonary disease and the use thereof. Inventive purified extract and compounds showed potent anti-COPD activity without beta-2-receptor agonistic response through various in vivo tests as well as in vitro test. Therefore, it can be used as the therapeutics or functional health food for treating and preventing chronic obstructive pulmonary disease (COPD).
    Type: Application
    Filed: December 19, 2016
    Publication date: September 21, 2017
    Inventors: Yongnam LEE, Ji-seok YOO, Dae-hee SHIN, Byung-hwan RYOO, Kyung Seop AHN, Sei Ryang OH, Hyeong Kyu LEE, In Sik SHIN, Doo Young KIM, Ok-Kyoung KWON, Hyuk Hwan SONG, Seung Hyung KIM, SuUi LEE
  • Publication number: 20170173095
    Abstract: The present invention relates to a composition for preventing or treating asthma comprising a Pistacia weinmannifolia J. Poiss. ex Franch extract or a fraction thereof. The Pistacia weinmannifolia J. Poiss. ex Franch extract or the fraction thereof according to the present invention does not exhibit toxicity, inhibits the generation of NO, IL-4, IL-5, and IL-13 and the generation of reactive oxygen species in the bronchial tubes, and has significantly induced the alleviation of airway hyperresponsiveness, inhibition of the infiltration of inflammatory cells into the bronchial tubes, and reduction of inflammatory cells in bronchoalveolar lavage fluid in an ovalbumin-induced asthma mouse model. In addition, the Pistacia weinmannifolia J. Poiss.
    Type: Application
    Filed: July 1, 2014
    Publication date: June 22, 2017
    Inventors: Kyung Seop Ahn, Sei Ryang Oh, Ok Kyoung Kwon, In Sik Shin, Hyung Won Ryu, Sang Woo Lee, Joong Ku Lee, Hyeong Kyu Lee, Sang Ho Choi, Doo Young Kim, Jung Hee Kim, Li Wan Yi, Jin Hang
  • Publication number: 20170174645
    Abstract: The present invention relates to a novel 2-phenylbenzofuran derivative or a pharmaceutically acceptable salt thereof, a production method for the same, and a pharmaceutical composition for preventing or treating an inflammatory disease comprising the same as an active ingredient, and the novel 2-phenylbenzofuran derivative or the pharmaceutically acceptable salt thereof according to the present invention is outstandingly effective in suppressing NO, IL-6, and TNF-alpha induced by macrophages, and therefore can advantageously be used in a pharmaceutical composition for preventing or treating an inflammatory disease.
    Type: Application
    Filed: March 3, 2017
    Publication date: June 22, 2017
    Applicants: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY, DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Kyeong LEE, Sei-Ryang OH, Kyung Seop AHN, Ok-Kyoung KWON, Doo-Young KIM, Hyung Won RYU, Jung Hee KIM, Xuezhen XU
  • Patent number: 9675658
    Abstract: The present invention relates to inventive novel industrialized method for preparing purified extract containing more abundant active ingredients such as catalpol derivatives from the extract of Pseudolysimachion rotundum var subintegrum than that prepared by the conventional preparation method disclosed in the prior art and the therapeutics or functional health food comprising the purified extract for treating and preventing inflammatory, allergic or asthmatic disease. The purified extract showed more potent anti-inflammatory, anti-allergy and anti-asthma activity than that prepared by the conventional preparation method disclosed in the prior art through various in vivo tests such as inhibition test on the reproduction of eosinophil, the release of immunoglobulin and inflammatory chemokines in plasma and bronchoalveolar fluid as well as the suppression of airway hyperresponsiveness and goblet cell hyperplasia in a OVA-sensitized/challenged mouse model.
    Type: Grant
    Filed: September 11, 2016
    Date of Patent: June 13, 2017
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD, KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Sei-ryang Oh, Kyung-seop Ahn, Hyeongkyu Lee, Ok-kyoung Kwon, Doo-young Kim, Jung-hee Kim, Hyuk-hwan Song
  • Patent number: 9655871
    Abstract: A composition comprising a purified extract isolated from Pseudolysimachion rotundum var. subintegrum containing abundant amount of active ingredient or the compounds isolated therefrom as an active ingredient for treating a chronic obstructive pulmonary disease and the use thereof. Inventive purified extract and compounds showed potent anti-COPD activity without beta-2-receptor agonistic response through various in vivo tests as well as in vitro test. Therefore, it can be used as the therapeutics or functional health food for treating and preventing chronic obstructive pulmonary disease (COPD).
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: May 23, 2017
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD., KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Kyung Seop Ahn, Sei Ryang Oh, Hyeong Kyu Lee, In Sik Shin, Doo Young Kim, Ok-Kyoung Kwon, Hyuk Hwan Song, Seung Hyung Kim, SuUi Lee
  • Patent number: 9610310
    Abstract: The present invention relates to a pharmaceutical composition for preventing or treating inflammatory diseases or asthma comprising a Lagerstroemia ovalifolia extract or a fraction thereof as an active ingredient, and a health functional food and a feed additive for preventing or improving inflammatory diseases or asthma comprising the extract or the fraction as an active ingredient.
    Type: Grant
    Filed: December 28, 2012
    Date of Patent: April 4, 2017
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Kyung Seop Ahn, Sei Ryang Oh, Ok Kyoung Kwon, Fifit Juniarti, Rifatul Widjhati, Ji Won Park, Jin Hyub Paik, Joong Ku Lee, Hyeong Kyu Lee, Sang Ho Choi
  • Patent number: 9592263
    Abstract: A method for preparing purified extract containing more abundant active ingredients such as catalpol derivatives from the extract of Pseudolysimachion rotundum var subintegrum than that prepared by the conventional preparation method disclosed in the prior art and the therapeutics or functional health food comprising the purified extract for treating and preventing inflammatory, allergic or asthmatic disease. The purified extract showed more potent anti-inflammatory, anti-allergy and anti-asthma activity than that prepared by the conventional preparation method disclosed in the prior art through various in vivo tests such as inhibition test on the reproduction of eosinophil, the release of immunoglobulin and inflammatory chemokines in plasma and bronchoalveolar fluid as well as the suppression of airway hyperresponsiveness and goblet cell hyperplasia in a OVA-sensitized/challenged mouse model.
    Type: Grant
    Filed: December 23, 2013
    Date of Patent: March 14, 2017
    Assignees: YUNGJIN PHARMACEUTICAL CO., LTD., KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Yongnam Lee, Ji-seok Yoo, Dae-hee Shin, Byung-hwan Ryoo, Sei-ryang Oh, Kyung-seop Ahn, Hyeongkyu Lee, Ok-kyoung Kwon, Doo-young Kim, Jung-hee Kim, Hyuk-hwan Song
  • Publication number: 20170049837
    Abstract: The present invention relates to inventive novel industrialized method for preparing purified extract containing more abundant active ingredients such as catalpol derivatives from the extract of Pseudolysimachion rotundum var subintegrum than that prepared by the conventional preparation method disclosed in the prior art and the therapeutics or functional health food comprising the purified extract for treating and preventing inflammatory, allergic or asthmatic disease. The purified extract showed more potent anti-inflammatory, anti-allergy and anti-asthma activity than that prepared by the conventional preparation method disclosed in the prior art through various in vivo tests such as inhibition test on the reproduction of eosinophil, the release of immunoglobulin and inflammatory chemokines in plasma and bronchoalveolar fluid as well as the suppression of airway hyperresponsiveness and goblet cell hyperplasia in a OVA-sensitized/challenged mouse model.
    Type: Application
    Filed: September 11, 2016
    Publication date: February 23, 2017
    Inventors: Yongnam LEE, Ji-seok YOO, Dae-hee SHIN, Byung-hwan RYOO, Sei-ryang OH, Kyung-seop AHN, Hyeongkyu LEE, Ok-kyoung KWON, Doo-young KIM, Jung-hee KIM, Hyuk-hwan SONG