Patents by Inventor Ramaiyer R. Chandran

Ramaiyer R. Chandran 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).

  • Compounds 31668P and 31668U, a process for their production and their use
    Patent number: 5459141
    Abstract: Compounds 31668P and 31668U, a process for their production and their use.Compound 31668P and compound 31668U with the formulae ##STR1## have an antibiotic and an antitumor action.
    Type: Grant
    Filed: June 17, 1993
    Date of Patent: October 17, 1995
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Laslo Vertesy, Joachim Betz, Hans-Wolfram Fehlhaber, Matthias Helsberg, Herbert Kogler, Michael Limbert, Dieter-Andreas Sukatsch, Ramaiyer R. Chandran, Bimal N. Ganguli