Granted Patent
Utility
US 4,999,356 · App. 07/289,065
1-phenyl-3-(1-piperazinyl)-1H-indazoles
Inventor:
Joseph T. Strupczewski
Patented Case
View Patent ↗
Granted: Mar 12, 1991
Filed: Dec 23, 1988
Inventor
Joseph T. Strupczewski
Assignee (at issue)
Hoechst Roussel Pharmaceuticals
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.