Patents by Inventor Seoktaek LEE

Seoktaek LEE 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).

  • Crystalline forms of phthalazinone compound
    Patent number: 11691964
    Abstract: The present specification provides crystalline forms of 4-[3-(3-[(cyclopropylamino)methyl]azetidine-1-carbonyl)-4-fluorobenzyl]phthalazin-1(2H)-one hydrochloride, methods of preparing the same, and pharmaceutical compositions comprising the same.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: July 4, 2023
    Assignee: ILDONG PHARMACEUTICAL CO., LTD.
    Inventors: Kunhee Lee, Seoktaek Lee, Keuncheol Ryu, Hanna Seo, Hyeran Yang, Wonje Seong, Jinyoung Yoon
  • CRYSTALLINE FORMS OF PHTHALAZINONE COMPOUND
    Publication number: 20220372020
    Abstract: The present specification provides crystalline forms of 4-[3-(3-[(cyclopropylamino)methyl]azetidine-1-carbonyl)-4-fluorobenzyl]phthalazin-1(2H)-one hydrochloride, methods of preparing the same, and pharmaceutical compositions comprising the same.
    Type: Application
    Filed: June 2, 2022
    Publication date: November 24, 2022
    Inventors: Kunhee LEE, Seoktaek LEE, Keuncheol RYU, Hanna SEO, Hyeran YANG, Wonje SEONG, Jinyoung YOON
  • Crystalline forms of phthalazinone compound
    Patent number: 11390608
    Abstract: The present specification provides crystalline forms of 4-[3-(3-[(cyclopropylamino)methyl]azetidine-1-carbonyl)-4-fluorobenzyl]phthalazin-1(2H)-one hydrochloride, methods of preparing the same, and pharmaceutical compositions comprising the same.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: July 19, 2022
    Assignee: IDIENCE CO., LTD.
    Inventors: Kunhee Lee, Seoktaek Lee, Keuncheol Ryu, Hanna Seo, Hyeran Yang, Wonje Seong, Jinyoung Yoon
  • CRYSTALLINE FORMS OF PHTHALAZINONE COMPOUND
    Publication number: 20210323945
    Abstract: The present specification provides crystalline forms of 4-[3-(3-[(cyclopropylamino)methyl]azetidine-1-carbonyl)-4-fluorobenzyl]phthalazin-1 (2H)-one hydrochloride, methods of preparing the same, and pharmaceutical compositions comprising the same.
    Type: Application
    Filed: April 24, 2020
    Publication date: October 21, 2021
    Inventors: Kunhee LEE, Seoktaek LEE, Keuncheol RYU, Hanna SEO, Hyeran YANG, Wonje SEONG, Jinyoung YOON
  • PROCESS FOR PREPARING A PHTHALAZINONE DERIVATIVE AND INTERMEDIATES THEREOF
    Publication number: 20210323946
    Abstract: The present application provides a method of preparing 4-[3-(3-[(cyclopropylamino)methyl]azetidine-1-carbonyl)-4-fluorobenzyl]phthalazin-1 (2H)-one, or a pharmaceutically acceptable salt thereof, intermediates in the preparation thereof, methods of preparing the intermediates, and compositions and products comprising said compound made from the methods that result in high purity and yield.
    Type: Application
    Filed: April 24, 2020
    Publication date: October 21, 2021
    Inventors: Keuncheol RYU, Seoktaek LEE, Hanna SEO, Hyeran YANG, Wonje SEONG, Jinyoung YOON