Patents Assigned to Korea Research Institute of Chemistry Technology
  • .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