Granted Patent
Utility
US 4,767,443 · App. 06/775,972
Antifungal and antibacterial diazine derivatives compositions, intermediates, and method of use therefor
Inventors:
Helmut Zondler, Wolfgang Eckhardt, Robert Nyfeler
Patented Case
View Patent ↗
Granted: Aug 30, 1988
Filed: Sep 13, 1985
Inventors
Helmut Zondler
Wolfgang Eckhardt
Robert Nyfeler
Assignee (at issue)
Ciba-Geigy
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.