Patents by Inventor Jiyeong HAN

Jiyeong HAN 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).

  • Patent number: 11116769
    Abstract: The present disclosure relates to a film formulation for oral administration, containing tadalafil free base and a method of preparing the same, and a film may be provided with maximized dispersion stability of tadalafil free base in the film by the addition of a dispersion stabilizing agent in small amounts without unique fragrance or favor that may appear when other dispersion stabilizing agents known in the art are used, and an extremely low likelihood that a reagglomeration phenomenon of tadalafil free base particles will occur, and an amount of bubbles generated may be significantly reduced during a production process.
    Type: Grant
    Filed: September 11, 2020
    Date of Patent: September 14, 2021
    Assignee: CTC BIO, INC.
    Inventors: Hong Ryeol Jeon, Do-Woo Kwon, Bong-Sang Lee, Su-Jun Park, Bong-Geun Cha, Jun-Ki Kim, Jiyeong Han, Myeongcheol Kil
  • Publication number: 20200405714
    Abstract: The present disclosure relates to a film formulation for oral administration, containing tadalafil free base and a method of preparing the same, and a film may be provided with maximized dispersion stability of tadalafil free base in the film by the addition of a dispersion stabilizing agent in small amounts without unique fragrance or favor that may appear when other dispersion stabilizing agents known in the art are used, and an extremely low likelihood that a reagglomeration phenomenon of tadalafil free base particles will occur, and an amount of bubbles generated may be significantly reduced during a production process.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 31, 2020
    Inventors: Hong Ryeol JEON, Do-Woo KWON, Bong-Sang LEE, Su-Jun PARK, Bong-Geun CHA, Jun-Ki KIM, Jiyeong HAN, Myeongcheol KIL
  • Publication number: 20200276113
    Abstract: The present disclosure relates to a pharmaceutical preparation having varenicline or a pharmaceutically acceptable salt thereof as an active ingredient. More particularly, it relates to an orally administered pharmaceutical preparation which allows limited use of a sweetening agent or a flavoring agent by effectively masking the unique taste of varenicline, particularly bitterness, which is a bitter and burning taste, and ensures convenience in taking the pharmaceutical preparation by being orally administrable without irritation, while containing a pharmaceutically effective amount of varenicline or a pharmaceutically acceptable salt thereof, and a method for preparing the same.
    Type: Application
    Filed: January 9, 2017
    Publication date: September 3, 2020
    Applicants: CTC BIO, INC., CTC BIO, INC.
    Inventors: Hong Ryeol JEON, Bong-Sang LEE, Su-Jun PARK, Jiyeong HAN, Myeongcheol KIL, Min Seop KIM, Seul Ki MEANG
  • Publication number: 20200085818
    Abstract: The present disclosure relates to a film formulation for oral administration, containing tadalafil free base and a method of preparing the same, and a film may be provided with maximized dispersion stability of tadalafil free base in the film by the addition of a dispersion stabilizing agent in small amounts without unique fragrance or favor that may appear when other dispersion stabilizing agents known in the art are used, and an extremely low likelihood that a reagglomeration phenomenon of tadalafil free base particles will occur, and an amount of bubbles generated may be significantly reduced during a production process.
    Type: Application
    Filed: November 19, 2019
    Publication date: March 19, 2020
    Inventors: Hong Ryeol JEON, Do-Woo KWON, Bong-Sang LEE, Su-Jun PARK, Bong-Geun CHA, Jun-Ki KIM, Jiyeong HAN, Myeongcheol KIL
  • Patent number: 10213437
    Abstract: The present invention relates to a pharmaceutical preparation for oral administration comprising, as an active ingredient, clomipramine or a pharmaceutically acceptable salt thereof; and a cation exchange resin and an anion polymer as a taste masking agent, wherein the pharmaceutical preparation can be orally administered even while comprising a pharmaceutically effective amount of clomipramine because the unique tastes of clomipramine, particularly, all of the bitter taste, spicy taste and burning taste are effectively masked, and thus the convenience of drug intake and portability is improved, and a method for manufacturing thereof.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: February 26, 2019
    Assignee: CTC BIO, INC.
    Inventors: Hong Ryeol Jeon, Do-Woo Kwon, Bong-Sang Lee, Su-Jun Park, Jiyeong Han, Myeongcheol Kil, Min Seop Kim
  • Patent number: 10045993
    Abstract: The present invention relates to a pharmaceutical preparation comprising entecavir as an active ingredient, wherein an antioxidizing agent is added to enhance stability of entecavir, and a method for preparing the same. According to the present invention, the invention has an effect that entecavir can be stably maintained in a pharmaceutical preparation containing a certain amount or more of moisture by adding the antioxidizing agent, thereby a pharmaceutical preparation can be provided as a formulation containing a certain amount or more of moisture, for example, an orally disintegrating film formulation.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: August 14, 2018
    Assignee: CTC BIO, INC.
    Inventors: Hong Ryeol Jeon, Do-Woo Kwon, Bong-Sang Lee, Su-Jun Park, Jiyeong Han, Myeongcheol Kil, Min Seop Kim
  • Publication number: 20170151254
    Abstract: The present invention relates to a pharmaceutical preparation for oral administration comprising, as an active ingredient, clomipramine or a pharmaceutically acceptable salt thereof; and a cation exchange resin and an anion polymer as a taste masking agent, wherein the pharmaceutical preparation can be orally administered even while comprising a pharmaceutically effective amount of clomipramine because the unique tastes of clomipramine, particularly, all of the bitter taste, spicy taste and burning taste are effectively masked, and thus the convenience of drug intake and portability is improved, and a method for manufacturing thereof.
    Type: Application
    Filed: May 8, 2015
    Publication date: June 1, 2017
    Inventors: Hong Ryeol JEON, Do-Woo KWON, Bong-Sang LEE, Su-Jun PARK, Jiyeong HAN, Myeongcheol KIL, Min Seop KIM
  • Publication number: 20170136025
    Abstract: The present invention relates to a pharmaceutical preparation comprising entecavir as an active ingredient, wherein an antioxidizing agent is added to enhance stability of entecavir, and a method for preparing the same. According to the present invention, the invention has an effect that entecavir can be stably maintained in a pharmaceutical preparation containing a certain amount or more of moisture by adding the antioxidizing agent, thereby a pharmaceutical preparation can be provided as a formulation containing a certain amount or more of moisture, for example, an orally disintegrating film formulation.
    Type: Application
    Filed: June 22, 2015
    Publication date: May 18, 2017
    Inventors: Hong Ryeol JEON, Do-Woo KWON, Bong-Sang LEE, Su-Jun PARK, Jiyeong HAN, Myeongcheol KIL, Min Seop KIM
  • Publication number: 20170128521
    Abstract: The present disclosure relates generally to pharmaceutical compositions comprising an active ingredient and a stabilizing agent, wherein the active ingredient is desmopressin or a pharmaceutically acceptable salt thereof, and wherein the stabilizing agent is one or more gums. The present disclosure further relates to methods of increasing the stability of a pharmaceutical composition comprising desmopressin or a pharmaceutically acceptable salt thereof as an active ingredient; methods for preparing orally disintegrating films comprising desmopressin or a pharmaceutically acceptable salt thereof and orally disintegrating films prepared thereby; and methods of treating or preventing nocturnal enuresis or nocturnal polyuria by administering stabilized pharmaceutical compositions comprising desmopressin or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: June 15, 2015
    Publication date: May 11, 2017
    Inventors: Bong Sang Lee, Su-Jun Park, Jiyeong Han, Myeongcheol Kil, Min Seop Kim
  • Publication number: 20160074396
    Abstract: The present disclosure relates to a film formulation for oral administration, containing tadalafil free base and a method of preparing the same, and a film may be provided with maximized dispersion stability of tadalafil free base in the film by the addition of a dispersion stabilizing agent in small amounts without unique fragrance or favor that may appear when other dispersion stabilizing agents known in the art are used, and an extremely low likelihood that a reagglomeration phenomenon of tadalafil free base particles will occur, and an amount of bubbles generated may be significantly reduced during a production process.
    Type: Application
    Filed: April 11, 2014
    Publication date: March 17, 2016
    Applicant: CTC BIO, INC.
    Inventors: Hong Ryeol JEON, Do-Woo KWON, Bong-Sang LEE, Su-Jun PARK, Bong-Geun CHA, Jun-Ki KIM, Jiyeong HAN, Myeongcheol KIL