Patents by Inventor John S. Tananier

John S. Tananier 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).

  • 4,5-Carbamates of fortimicin B
    Patent number: 4275193
    Abstract: Fortimicin B-4,5-carbamates represented by the formula: ##STR1## wherein R is hydrogen or an amine-protecting group; R.sub.1 is hydrogen or an amine-protecting group; R.sub.2 is hydrogen or loweralkoxycarbonyl; and R.sub.4 is hydrogen or loweralkoxycarbonyl. The compounds are useful as intermediates in the preparation the 2-epi-fortimicins.
    Type: Grant
    Filed: September 26, 1979
    Date of Patent: June 23, 1981
    Assignee: Abbott Laboratories
    Inventors: John S. Tananier, Jerry R. Martin