Patents by Inventor Maeng Seok Song

Maeng Seok Song 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).

  • Release-controlled implantable somatotropin composition
    Patent number: 5662917
    Abstract: The present invention relates to a release-controlled implantable composition comprising somatotropin, a bio-compatible wax and a water-soluble polymer. The present composition exhibits superior sustained effect with little side effects, which renders it suitable for long-term administration.
    Type: Grant
    Filed: March 22, 1996
    Date of Patent: September 2, 1997
    Assignee: Lucky Limited
    Inventors: Nam Joong Kim, Heung Soo Cho, Maeng Seok Song, Yun Jeong Choi, Byung Geon Rhee