Patents by Inventor Hyung Chul Ryu

Hyung Chul Ryu 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: 20250129041
    Abstract: The present invention relates to a novel compound which can function as a molecular glue, or an enantiomeric compound thereof, and a method for preparing these compounds and uses thereof.
    Type: Application
    Filed: October 15, 2024
    Publication date: April 24, 2025
    Applicant: ASTROGEN, INC.
    Inventors: Su-Kyeong HWANG, Hyung Chul RYU
  • Publication number: 20250120964
    Abstract: The present invention relates to use of a novel compound for prevention or treatment of brain cancer, where the novel compound may function as a molecular gluc.
    Type: Application
    Filed: October 15, 2024
    Publication date: April 17, 2025
    Applicants: ASTROGEN, INC., KOREA INSTITUTE OF RADIOLOGICAL & MEDICAL SCIENCES
    Inventors: Su-Kyeong Hwang, Hyung Chul Ryu, Hae-June Lee, Soo-Ho Lee
  • Publication number: 20240261283
    Abstract: The present disclosure relates to medical use of a compound of chemical formula 1 for treatment or prevention of pulmonary fibrosis. The present disclosure also relates to combination therapy with the compound of chemical formula 1 and nintedanib.
    Type: Application
    Filed: May 31, 2022
    Publication date: August 8, 2024
    Inventors: Hyung-Chul RYU, Jae-Sun KIM, Jee-Woong LIM, Soon-Jin KWON, Seung-Yong LEE
  • Patent number: 12049444
    Abstract: The present invention provides: novel compounds capable of producing monomethyl fumarate after the compounds are administered; pharmaceutical compositions comprising same as active ingredients; and pharmaceutical uses thereof for treating or alleviating various diseases including immune system abnormalities, neurodegeneration, and/or inflammatory diseases.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: July 30, 2024
    Assignee: AGATHONBIO CO., LTD.
    Inventors: Hyung-Chul Ryu, Jae-Sun Kim, Jee-Woong Lim, Yeon-Woo Son
  • Patent number: 12011443
    Abstract: The present invention relates to a medical use of a compound, of Chemical Formula 1, for treating, alleviating or preventing non-alcoholic steatohepatitis (NASH) and/or hepatic fibrosis.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: June 18, 2024
    Assignee: J2H BIOTECH INC.
    Inventors: Jae-Sun Kim, Hyung-Chul Ryu, Jee-Woong Lim, Jung-Gun Joung, Sun-Joo Kim, Yeon-Woo Son, Hyung-Jun Kim, Wenling Song
  • Publication number: 20240173253
    Abstract: A liquid preparation and a method for preparing the liquid preparation are disclosed. The liquid preparation contains a high-concentration L-serine or a pharmaceutically acceptable salt thereof, and shows an excellent stability and safety. The liquid preparation exhibits excellent pharmacological effects and is suitable for preventing or treating a central nervous system disease.
    Type: Application
    Filed: March 17, 2022
    Publication date: May 30, 2024
    Applicant: ASTROGEN, INC.
    Inventors: Hee-Sook NAM, Soyoung KWAK, Sun-Ha CHEON, Su-Kyeong HWANG, Hyung Chul RYU
  • Publication number: 20230322723
    Abstract: The present disclosure provides a compound of a specific chemical structure or a pharmaceutically acceptable salt thereof, which has the activity of inhibiting and/or degrading mutant EGFR protein. The present disclosure also provides a composition comprising such a compound or a pharmaceutically acceptable salt thereof. The present disclosure provides a pharmaceutical use of a compound according to the present disclosure, a salt thereof, and a composition comprising same for the treatment or prevention of cancer with EGFR mutation, especially lung cancer. The present disclosure also provides a method for treatment or prevention of EGFR mutation cancer, especially lung cancer, the method comprising administering an effective amount of the compound according to the present invention, a salt thereof, or a composition containing same to a subject in need of treatment.
    Type: Application
    Filed: September 2, 2021
    Publication date: October 12, 2023
    Inventors: Hyung-Chul RYU, Jae-Sun KIM, Jee-Woong LIM, Ju-Young LEE, Kwanghyun CHOI, Rengasamy RAJESH, Duk-Ho CHANG, Hyeok Jun GWON, Hyo Jin KANG
  • Patent number: 11485716
    Abstract: The present invention relates to a novel compound and a medicinal use of the novel compound. In particular, the present invention relates to a novel compound useful for the treatment and/or prevention of muscular dystrophy, including Duchenne muscular atrophy, and a medicinal use of the novel compound.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: November 1, 2022
    Assignee: J2H BIOTECH INC.
    Inventors: Hyung-Chul Ryu, Jae-Sun Kim, Jee-Woong Lim, Ju-Young Lee, Wenling Song, Tae-Gon Kim
  • Patent number: 11427547
    Abstract: The present invention provides a novel prodrug of an edaravone compound or a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising same as an active ingredient, and a use thereof in treatment or alleviation of neurodegenerative and/or motor neuron disease.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: August 30, 2022
    Assignee: J2H BIOTECH INC.
    Inventors: Jae-Sun Kim, Hyung-Chul Ryu, Jee-Woong Lim, Eun-Bi Kang, Hyuk-Min Kim, Hyunjun Yang, Dukho Chang, Dong-Gyu Kim, Byung Hwan Ryoo, Yong-Ho Oh
  • Publication number: 20220227781
    Abstract: The present invention provides novel pyrimidine derivative compounds inhibiting growth of cancer cells and pharmaceutically acceptable salts thereof. The present invention provides a pharmaceutical composition comprising these compounds or pharmaceutically acceptable salts. The present invention also provides a medical use for treatment of lung cancer, characterized by using these pyrimidine derivative compounds and pharmaceutically acceptable salts thereof as an active ingredient. The present invention also provides a method for treatment of lung cancer comprising administering an effective dose of compounds according to the present invention, salts thereof or a composition comprising them.
    Type: Application
    Filed: June 19, 2020
    Publication date: July 21, 2022
    Inventors: Hyung-Chul RYU, Jae-Sun KIM, Sung-Eun KIM, Sun-Ho LEE, Yong-Hyub LEE
  • Publication number: 20220033366
    Abstract: The present invention relates to a novel compound and a medicinal use of the novel compound. In particular, the present invention relates to a novel compound useful for the treatment and/or prevention of muscular dystrophy, including Duchenne muscular atrophy, and a medicinal use of the novel compound.
    Type: Application
    Filed: December 24, 2019
    Publication date: February 3, 2022
    Inventors: Hyung-Chul RYU, Jae-Sun KIM, Jee-Woong LIM, Ju-Young LEE, Wenling SONG, Tae-Gon KIM
  • Publication number: 20220033359
    Abstract: The present invention provides a novel prodrug of an edaravone compound or a pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising same as an active ingredient, and a use thereof in treatment or alleviation of neurodegenerative and/or motor neuron disease.
    Type: Application
    Filed: September 9, 2019
    Publication date: February 3, 2022
    Inventors: Jae-Sun KIM, Hyung-Chul RYU, Jee-Woong LIM, Eun-Bi KANG, Hyuk-Min KIM, Hyunjun YANG, Dukho CHANG, Dong-Gyu KIM, Byung Hwan RYOO, Yong-Ho OH
  • Publication number: 20210387939
    Abstract: The present invention provides: novel compounds capable of producing monomethyl fumarate after the compounds are administered; pharmaceutical compositions comprising same as active ingredients; and pharmaceutical uses thereof for treating or alleviating various diseases including immune system abnormalities, neurodegeneration, and/or inflammatory diseases.
    Type: Application
    Filed: January 29, 2020
    Publication date: December 16, 2021
    Inventors: Hyung-Chul RYU, Jae-Sun KIM, Jee-Woong LIM, Yeon-Woo SON
  • Publication number: 20210299127
    Abstract: The present invention relates to a medical use of a compound, of Chemical Formula 1, for treating, alleviating or preventing non-alcoholic steatohepatitis (NASH) and/or hepatic fibrosis.
    Type: Application
    Filed: July 19, 2019
    Publication date: September 30, 2021
    Inventors: Jae-Sun KIM, Hyung-Chul RYU, Jee-Woong Lim, Jung-Gun JOUNG, Sun-Joo KIM, Yeon-Woo SON, Hyung-Jun KIM, Wenling SONG
  • Publication number: 20210147439
    Abstract: A novel pyrimidine derivative compound and a salt thereof are disclosed. The pyrimidine derivative compound effectively inhibits the growth of C797S mutant EGFR-expressed and MET-amplified cancer cells, which are the main resistance mechanisms of third generation EGFR anticancer agents, and thus may be effectively used in the treatment of lung cancer.
    Type: Application
    Filed: December 6, 2018
    Publication date: May 20, 2021
    Applicant: ONCOBIX CO., LTD.
    Inventors: Sung-Eun KIM, Sunho LEE, Rengasamy RAJESH, Dae Ho KANG, Hyung Chul RYU, Jae-Sun KIM, Sangryul LEE, Kyong Cheol KIM, Jin Kyung RHO, Jae Cheol LEE
  • Publication number: 20140179686
    Abstract: The present invention relates to novel vanilloid receptor ligands, to a process for the production thereof, to pharmaceutical preparations containing these compounds and to the use of these compounds for the production of pharmaceutical preparations.
    Type: Application
    Filed: February 25, 2014
    Publication date: June 26, 2014
    Applicant: Gruenenthal GmbH
    Inventors: Jeewoo LEE, Hyung Chul Ryu, Robert FRANK, Gregor BAHRENBERG, Jean DE VRY, Thomas CHRISTOPH, Derek John SAUNDERS, Klaus SCHIENE, Bernd SUNDERMANN
  • Patent number: 8710233
    Abstract: The present invention relates to novel vanilloid receptor ligands, to a process for the production thereof, to pharmaceutical preparations containing these compounds and to the use of these compounds for the production of pharmaceutical preparations.
    Type: Grant
    Filed: October 19, 2006
    Date of Patent: April 29, 2014
    Assignee: Gruenenthal GmbH
    Inventors: Jeewoo Lee, Hyung Chul Ryu, Robert Frank, Gregor Bahrenberg, Jean De Vry, Thomas Christoph, Derek John Saunders, Klaus Schiene, Bernd Sundermann
  • Patent number: 7781592
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: August 24, 2010
    Assignee: CJ Cheiljedang Corporation
    Inventors: Il Hwan Cho, Myeong Yun Chae, Young Hoon Kim, Kyu Jeong Yeon, Chun Seon Lyu, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung
  • Publication number: 20090286831
    Abstract: A pharmaceutical composition comprising i) at least one composition that has affinity to the ?-opioid receptor, and at least one compound that has affinity to the VR1 receptor, or ii) at least one compound, in particular at least one compound corresponding to formula (I), (II), (III), (IV) or (V), that has affinity to the ?-opioid receptor and to the VR1 receptor, and also to the use of the pharmaceutical compositions i) and ii) for the production of a drug for the treatment of pain.
    Type: Application
    Filed: April 17, 2009
    Publication date: November 19, 2009
    Applicant: Gruenenthal GMBH
    Inventors: Babette-Yvonne KOEGEL, Thomas CHRISTOPH, Gregor BAHRENBERG, Robert FRANK, Wolfgang SCHROEDER, Jean DE VRY, Eric-Paul PAQUES, Derek SAUNDERS, Klaus SCHIENE, Bernd SUNDERMANN, Jeewoo LEE, Hyung-Chul RYU
  • Patent number: 7473700
    Abstract: A 1,2,4-triazole derivative of formula 1 or a non-toxic salt thereof, a preparation method thereof, and a pharmaceutical composition containing the derivative or the salt as an active ingredient are provided.
    Type: Grant
    Filed: November 26, 2003
    Date of Patent: January 6, 2009
    Assignee: CJ Corporation
    Inventors: Il Hwan Cho, Dong Hyun Ko, Myeong Yun Chae, In Ki Min, Young Hoon Kim, Kyu Jeong Yeon, Jong Hoon Kim, Sung Hak Jung, Sang Wook Park, Il Hwan Kim, Hyung Chul Ryu, Ji Young Noh, Hyun Jung Park, Jie Eun Park, Young Mee Chung