Patents by Inventor Zrinka Tamburasev

Zrinka Tamburasev 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).

  • 11-Aza-10-deoxo-10-dihydroerythromycin A and derivatives thereof as well as a process for their preparation
    Patent number: 4328334
    Abstract: 11-aza-10-deoxo-10-dihydroerythromycin A and derivatives thereof, and process for preparation thereof.
    Type: Grant
    Filed: March 28, 1980
    Date of Patent: May 4, 1982
    Assignee: PLIVA Pharmaceutical and Chemical Works
    Inventors: Gabrijela Kobrehel, Gordana Radobolja, Zrinka Tamburasev, Slobodan Djokic
  • 4-Dedimethylamino-4-arylsulfonamido-5a,6-anhydrotetracyclines
    Patent number: 4160783
    Abstract: Novel 4-dedimethylamino-4-arylsulfonamido-5a,6-anhydrotetracyclines of the general formula I ##STR1## wherein R stands for C.sub.1 -C.sub.3 -alkyl, halogen or --NHCOR.sup.1, R.sup.1 being C.sub.1 -C.sub.3 -alkyl.
    Type: Grant
    Filed: November 28, 1977
    Date of Patent: July 10, 1979
    Assignee: PLIVA Pharmaceutical and Chemical Works
    Inventors: Marica Cakara, Slobodan Djokic, Zrinka Tamburasev
  • N-(Benzenesulfonyl)-erythromycylamine derivatives
    Patent number: 3983103
    Abstract: The new antibiotic compounds N-(4-R-benzenesulfonyl)-erythromycylamine, wherein R is a lower alkyl group having 1-5 carbon atoms, an acylamino group wherein the acyl has 2-4 carbon atoms, or a halo group.
    Type: Grant
    Filed: July 14, 1975
    Date of Patent: September 28, 1976
    Assignee: PLIVA Pharmaceutical and Chemical Works
    Inventors: Gabrijela Kobrehel, Zrinka Tamburasev, Slobodan Djokic
  • Manufacture of N-(benzenesulfonyl)-5-O-desosaminyl-erythromycilamine derivatives
    Patent number: 3939144
    Abstract: N-(4-R.sup.2 -benzenesulfonyl)-5-O-desosaminyl-erythromycilamine, wherein R.sup.2 is a C.sub.1 -C.sub.5 alkyl radical, halogen or NH.sub.2. The compounds possess antibacterial activity.
    Type: Grant
    Filed: January 10, 1975
    Date of Patent: February 17, 1976
    Assignee: Pliva, Pharmaceutical and Chemical Works
    Inventors: Gorjana Radobolja, Zrinka Tamburasev, Slobodan Djokic