Patents by Inventor Kweon Yu

Kweon Yu 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: 20220106307
    Abstract: The present invention relates to a pyrrolo-pyridine derivative compound, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for the prevention or treatment of protein kinase-related diseases. A compound represented by chemical formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, according to the present invention, has excellent inhibitory activity against various protein kinases including DYRK1A, and therefore, the pharmaceutical composition containing the same as an active ingredient can be favorably used in the treatment or prevention of protein kinase-related diseases. Particularly, the pharmaceutical composition can be effectively used in the prevention, treatment, or alleviation of Alzheimer's disease, dementia, or Alzheimer's dementia.
    Type: Application
    Filed: August 10, 2021
    Publication date: April 7, 2022
    Inventors: Hwan Geun CHOI, Eunhwa KO, Joong-heui CHO, Jung Beom SON, Yi Kyung KO, Jin-Hee PARK, So Young KIM, Seock Yong KANG, Seungyeon LEE, Hee Yoon RYU, Nam Doo KIM, Sang Bum KIM, Sun-Hwa LEE, Dayea KIM, Sun Joo LEE, Sungchan CHO, Kyu-Sun LEE, Kweon YU, Miri CHOI, Ja Wook KOO, Hyang-Sook HOE
  • Patent number: 11117892
    Abstract: The present invention relates to a pyrrolo-pyridine derivative compound, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for the prevention or treatment of protein kinase-related diseases. A compound represented by chemical formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, according to the present invention, has excellent inhibitory activity against various protein kinases including DYRK1A, and therefore, the pharmaceutical composition containing the same as an active ingredient can be favorably used in the treatment or prevention of protein kinase-related diseases. Particularly, the pharmaceutical composition can be effectively used in the prevention, treatment, or alleviation of Alzheimer's disease, dementia, or Alzheimer's dementia.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: September 14, 2021
    Inventors: Hwan Geun Choi, Eunhwa Ko, Joong-heui Cho, Jung Beom Son, Yi Kyung Ko, Jin-Hee Park, So Young Kim, Seock Yong Kang, Seungyeon Lee, Hee Yoon Ryu, Nam Doo Kim, Sang Bum Kim, Sun-Hwa Lee, Dayea Kim, Sun Joo Lee, Sungchan Cho, Kyu-Sun Lee, Kweon Yu, Miri Choi, Ja Wook Koo, Hyang-Sook Hoe
  • Publication number: 20200207756
    Abstract: The present invention relates to a pyrrolopyridine derivative compound, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for the prevention or treatment of protein kinase-related diseases. A compound represented by chemical formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, according to the present invention, has excellent inhibitory activity against various protein kinases including DYRK1A, and therefore, the pharmaceutical composition containing the same as an active ingredient can be favorably used in the treatment or prevention of protein kinase-related diseases. Particularly, the pharmaceutical composition can be effectively used in the prevention, treatment, or alleviation of Alzheimer's disease, dementia, or Alzheimer's dementia.
    Type: Application
    Filed: March 23, 2018
    Publication date: July 2, 2020
    Inventors: Hwan Geun CHOI, Eunhwa KO, Joong-heui CHO, Jung Beom SON, Yi Kyung KO, Jin-Hee PARK, So Young KIM, Seock Yong KANG, Seungyeon LEE, Hee Yoon RYU, Nam Doo KIM, Sang Bum KIM, Sun-Hwa LEE, Dayea KIM, Sun Joo LEE, Sungchan CHO, Kyu-Sun LEE, Kweon YU, Miri CHOI, Ja Wook KOO, Hyang-Sook HOE
  • Patent number: 7402566
    Abstract: A potent peptide inhibitor (SuperSog) of TGF-? family growth factor signaling, peptide variants thereof and nucleotide coding sequences therefore are provided by the invention. The Super-Sog peptide comprises a fragment of the Drosophilia short gastrulation (Sog) gene which includes the CR-1 cysteine-rich repeat of Sog. Methods and compositions for use of Super-Sog in therapeutic and diagnostic applications are also provided.
    Type: Grant
    Filed: September 17, 2004
    Date of Patent: July 22, 2008
    Assignee: The Regents of the University of California
    Inventors: Ethan Bier, Kweon Yu
  • Publication number: 20060003929
    Abstract: A potent peptide inhibitor (SuperSog) of TGF-? family growth factor signaling, peptide variants thereof and nucleotide coding sequences therefore are provided by the invention. The Super-Sog peptide comprises a fragment of the Drosophilia short gastrulation (Sog) gene which includes the CR-1 cysteine-rich repeat of Sog. Methods and compositions for use of Super-Sog in therapeutic and diagnostic applications are also provided.
    Type: Application
    Filed: September 17, 2004
    Publication date: January 5, 2006
    Inventors: Ethan Bier, Kweon Yu
  • Patent number: 6806358
    Abstract: A potent peptide inhibitor (SuperSog) of TGF-&bgr; family growth factor signalling, peptide variants thereof and nucleotide coding sequences therefor are provided by the invention. The Super-Sog peptide comprises a fragment of the Drosophilia short gastrulation (Sog) gene which includes the CR-1 cysteine-rich repeat of Sog. Methods and compositions for use of Super-Sog in therapeutic and diagnostic applications are also provided.
    Type: Grant
    Filed: December 16, 1998
    Date of Patent: October 19, 2004
    Assignee: University of California San Diego
    Inventors: Ethan Bier, Kweon Yu