Patents by Inventor Kyoung-Sook Paek

Kyoung-Sook Paek 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).

  • Novel cephalosporin compounds and process for preparing the same
    Publication number: 20030166922
    Abstract: The present invention relates to a novel cephalosporin compound in which thiomethylthio chain is introduced into C-3 position of cephem ring and pharmaceutically acceptable non-toxic salt, physiologically hydrolysable ester, hydrate, solvate or isomer thereof. The present invention also relates to a pharmaceutical composition containing the compound and to a process for preparing the compound.
    Type: Application
    Filed: November 21, 2002
    Publication date: September 4, 2003
    Inventors: Yang-Rae Cho, Chang-Seok Lee, Seong-Ho Oh, Eun-Jung Ryu, Kyoung-Sook Paek, Ha-Sik Youn, Yong-Jin Jang, Geun-Tae Kim