Granted Patent
Utility
US 4,511,567 · App. 06/418,955
6-[(4-Substituted piperazin-l-yl)thiocarbonylamino]benzazoles and their use
Inventors:
Jean J. Gallay, Ernst Schweizer
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: Sep 16, 1982
Inventors
Jean J. Gallay
Ernst Schweizer
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.