Patents by Inventor Joong Woong Cho

Joong Woong Cho 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: 11464861
    Abstract: A pharmaceutical composition containing a specific related compound within a specified limit and a method for preparing the same are provided.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: October 11, 2022
    Assignee: SAMYANG HOLDINGS CORPORATION
    Inventors: Bong Oh Kim, Bum Chan Min, Ji Yeong Kim, Hye Rim Kim, Min Hyo Seo, Sa Won Lee, Yil Woong Yi, Joong Woong Cho, In Ja Choi
  • Publication number: 20200246468
    Abstract: A pharmaceutical composition containing a specific related compound within a specified limit and a method for preparing the same are provided.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Bong Oh KIM, Bum Chan MIN, Ji Yeong KIM, Hye Rim KIM, Min Hyo SEO, Sa Won LEE, Yil Woong YI, Joong Woong CHO, In Ja CHOI
  • Patent number: 10456362
    Abstract: Provided are a composition containing an unstable drug against oxidation like pemetrexed with improved stability and a preparation method thereof, by removing oxygen during the preparation. The method is readily applicable for manufacturing by freezing and degassing in a sealed chamber, and can provide formulations with significantly increased stability for the unstable drug against oxidation.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: October 29, 2019
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Joong-Woong Cho, Gyeong-Hae Kim, Min-Hyo Seo, Sa-Won Lee
  • Patent number: 10300063
    Abstract: Provided are a composition containing an unstable drug against oxidation like pemetrexed with improved stability and a preparation method thereof, by removing oxygen during the preparation without use of an antioxidant. The method is readily applicable for manufacturing by freezing and degassing in a sealed chamber, and can provide formulations with significantly increased stability for the unstable drug against oxidation.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: May 28, 2019
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Joong-Woong Cho, Gyeong-Hae Kim, Min-Hyo Seo, Sa-Won Lee
  • Publication number: 20180125786
    Abstract: Provided are a composition containing an unstable drug against oxidation like pemetrexed with improved stability and a preparation method thereof, by removing oxygen during the preparation. The method is readily applicable for manufacturing by freezing and degassing in a sealed chamber, and can provide formulations with significantly increased stability for the unstable drug against oxidation.
    Type: Application
    Filed: May 27, 2016
    Publication date: May 10, 2018
    Inventors: Joong-Woong CHO, Gyeong-Hae KIM, Min-Hyo SEO, Sa-Won LEE
  • Patent number: 9603931
    Abstract: The present invention relates to a macromolecule for delivering protein, polypeptide or peptide drugs and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs comprising the same, and more specifically relates to a polylactic acid derivative compound of Chemical formula 1 of which the numerical average molecular weight is no more than 7000 daltons and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs using the same and to a production method for the same.
    Type: Grant
    Filed: December 28, 2010
    Date of Patent: March 28, 2017
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Yil Woong Yi, Min Hyo Seo, Bong Oh Kim, In Ja Choi, Hye Jeong Yoon, Se Yoon Kim, Sang Jun Lee, Joong Woong Cho
  • Publication number: 20170028068
    Abstract: A pharmaceutical composition containing a specific related compound within a specified limit and a method for preparing the same are provided.
    Type: Application
    Filed: July 28, 2016
    Publication date: February 2, 2017
    Applicant: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Bong Oh KIM, Bum Chan MIN, Ji Yeong KIM, Hye Rim KIM, Min Hyo SEO, Sa Won LEE, Yil Woong YI, Joong Woong CHO, In Ja CHOI
  • Patent number: 9522190
    Abstract: Disclosed are a polymeric drug carrier-containing pharmaceutical composition with enhanced stability in its solution state and a method for stabilizing the same. More particularly, disclosed are a pharmaceutical aqueous solution composition for storage under refrigeration containing a polymeric drug carrier comprising an amphiphilic block copolymer comprised of a hydrophilic block and a hydrophobic block, and a polylactic acid derivative fixed with a di- or tri-valent metal ion at its terminal carboxyl group and having preservation stability for at least 6 months, preferably at least 12 months when stored under refrigeration, and a method for stabilizing the same.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: December 20, 2016
    Assignee: SAMYANG BIOPHARMACEUTICALS CORPORATION
    Inventors: Sa-Won Lee, Joong-Woong Cho, Gyeong-Hae Kim, Min-Hyo Seo
  • Publication number: 20160317539
    Abstract: Provided are a composition containing an unstable drug against oxidation like pemetrexed with improved stability and a preparation method thereof, by removing oxygen during the preparation without use of an antioxidant. The method is readily applicable for manufacturing by freezing and degassing in a sealed chamber, and can provide formulations with significantly increased stability for the unstable drug against oxidation.
    Type: Application
    Filed: December 26, 2014
    Publication date: November 3, 2016
    Inventors: Joong-Woong CHO, Gyeong-Hae KIM, Min-Hyo SEO, Sa-Won LEE
  • Publication number: 20140335194
    Abstract: Disclosed are a polymeric drug carrier-containing pharmaceutical composition with enhanced stability in its solution state and a method for stabilizing the same. More particularly, disclosed are a pharmaceutical aqueous solution composition for storage under refrigeration containing a polymeric drug carrier comprising an amphiphilic block copolymer comprised of a hydrophilic block and a hydrophobic block, and a polylactic acid derivative fixed with a di- or tri-valent metal ion at its terminal carboxyl group and having preservation stability for at least 6 months, preferably at least 12 months when stored under refrigeration, and a method for stabilizing the same.
    Type: Application
    Filed: December 7, 2012
    Publication date: November 13, 2014
    Inventors: Sa-Won Lee, Joong-Woong Cho, Gyeong-Hae Kim, Min-Hyo Seo
  • Publication number: 20130274188
    Abstract: The present invention relates to a macromolecule for delivering protein, polypeptide or peptide drugs and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs comprising the same, and more specifically relates to a polylactic acid derivative compound of Chemical formula 1 of which the numerical average molecular weight is no more than 7000 daltons and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs using the same and to a production method for the same.
    Type: Application
    Filed: December 28, 2010
    Publication date: October 17, 2013
    Inventors: Yil Woong Yi, Min Hyo Seo, Bong Oh Kim, In Ja Choi, Hye Jeong Yoon, Se Yoon Kim, Sang Jun Lee, Joong Woong Cho
  • Patent number: 7273619
    Abstract: The present invention relates to a transdermal composition of an antivomiting agent, and more particularly to a transdermal composition of an antivomiting agent which can minimize skin irritation by employing tropisetron as the antivomiting agent as well as by adjusting its pH to be in the range of 8 to 9 thus enhancing its rate of skin penetration thereby reducing the amount of a skin penetration enhancer used.
    Type: Grant
    Filed: April 15, 2003
    Date of Patent: September 25, 2007
    Assignee: Samyang Corporation
    Inventors: Chaul Min Pai, Jin Deog Song, Joong Woong Cho
  • Publication number: 20040022835
    Abstract: The present invention relates to a transdermal composition of an antivomiting agent, and more particularly to a transdermal composition of an antivomiting agent which can minimize skin irritation by employing tropisetron as the antivomiting agent as well as by adjusting its pH to be in the range of 8 to 9 thus enhancing its rate of skin penetration thereby reducing the amount of a skin penetration enhancer used.
    Type: Application
    Filed: April 15, 2003
    Publication date: February 5, 2004
    Applicant: SAMYANG CORPORATION
    Inventors: Chaul Min Pai, Jin Deog Song, Joong Woong Cho
  • Patent number: 5741511
    Abstract: The present invention is to provide a method and a transdermal drug delivery device for treating erectile dysfunction which comprises a patch containing pharmaceutically active ingredient and being directly apply to the male glans penis and its support and the rings for constricting the base part of the penis to aid the erection. The patch according to the present invention may be divided into two types, i.e. a cylinder type patch and a multi-reservoir type patch. The transdermal drug delivery patch device of the present invention is painless and safely to use and may be effectively produced and maintained erection of the penis without the adverse side effects and with a high degree of patient acceptability in the case of male impotence.
    Type: Grant
    Filed: April 10, 1996
    Date of Patent: April 21, 1998
    Assignee: Sam Yang Co., Ltd.
    Inventors: Hun Han Lee, Joong Woong Cho, Choul Young Kim, Chaul Min Pai, Jin Deog Song, Chul Min Park, Hye Jeong Yoon, Yoon Yeo, Jae Seung Paick