Patents by Inventor Zeljko Kelneri c

Zeljko Kelneri c 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).

  • 9A-N-(N'-carbamoyl)and 9A-N-(N'-thiocarbamoyl) derivatives of 9-deoxo-9A-aza-9A-homoerythromycin A
    Patent number: 5629296
    Abstract: The invention relates to 9a-N-(N'-carbamoyl) and 9a-N-(N'-thiocarbamoyl) derivatives of 9-deoxo-9a-aza-9a-homoerythromycin A, novel semisynthetic macrolide antibiotics of the azalide series, of the formula (I) ##STR1## wherein R represents a C.sub.1 -C.sub.3 alkyl, aryl or aralkyl group and X represents O or S, and pharmaceutically acceptable addition salts thereof with inorganic or organic acids, to the intermediates and processes for the preparation thereof, to a process for the preparation of pharmaceutical compositions as well as to the use of pharmaceutical compositions in the treatment of bacterial infections.
    Type: Grant
    Filed: November 29, 1994
    Date of Patent: May 13, 1997
    Assignee: Pliva farmaceutiska, kemijska, prehrambena i kozmeticka industrija, dionicko drustvo Zagreb
    Inventors: Nedjeliko Kujund zi c, Gabrijela Kobrehel, Zeljko Kelneri c