Patents by Inventor Myung-Han Hyun

Myung-Han Hyun 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).

  • Amphiphilic block copolymer and polymeric composition comprising the same for drug delivery
    Patent number: 8349306
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Grant
    Filed: October 10, 2007
    Date of Patent: January 8, 2013
    Assignee: Samyang Biopharmaceuticals Corporation
    Inventors: Min Hyo Seo, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim
  • Amphiphilic block copolymer and polymeric compostition comprising the same for drug delivery
    Publication number: 20080152616
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Application
    Filed: October 10, 2007
    Publication date: June 26, 2008
    Inventors: Min Hyo Seo, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim
  • Amphiphilic block copolymer and polymeric composition comprising the same for drug delivery
    Publication number: 20050201972
    Abstract: The present invention relates to an amphiphilic block copolymer of a hydrophilic block and a hydrophobic block with a terminal hydroxyl group wherein the terminal hydroxyl group of the hydrophobic bock is substituted with a tocopherol or cholesterol group. It also relates to polymeric compositions capable of forming stable micelles in an aqueous solution, comprising the amphiphilic block copolymer and a polylactic acid derivative wherein one or more ends of the polylactic acid are covalently bound to at least one carboxyl group.
    Type: Application
    Filed: October 7, 2004
    Publication date: September 15, 2005
    Inventors: Min Seo, Bong Kim, In Choi, Myung Shim, Sa-Won Lee, Myung-Han Hyun, Jeong-Il Yu, Dong-Hoon Chang, Hye-Jeong Yoon, Jeong-Kyung Kim