Patents by Inventor Yu-Sung Jun

Yu-Sung Jun 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).

  • .beta.-methylcarbapenem derivatives, process for the preparation thereof and pharmaceutical composition comprising same
    Patent number: 5869477
    Abstract: A .beta.-methylcarbapenem compound of formula (I), a salt or an ester thereof, a process for the preparation thereof and a anti-bacterial composition containing same: ##STR1## wherein: R.sup.1 is a C.sub.1-6 alkyl, C.sub.2-6 alkenyl, cycloalkyl, aryl or heterocyclic aryl group.
    Type: Grant
    Filed: December 4, 1996
    Date of Patent: February 9, 1999
    Assignee: Korea Research Institute of Chemistry Technology
    Inventors: Cheol-Hae Lee, Dong-Ha Lee, Kyung-Sook Kim, Jae-Hak Kim, Young-Sook Kim, Yu-Sung Jun, Sung-Su Lim, Eun-Mi Bae, Bong-Jin Kim