Granted Patent
Utility
US 4,444,775 · App. 06/382,972
Substituted imidazo[1,5-A]pyridines
Inventor:
Neville Ford
Patented Case
View Patent ↗
Granted: Apr 24, 1984
Filed: Jun 1, 1982
Inventor
Neville Ford
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.