Granted Patent
Utility
US 4,537,966 · App. 06/564,540
1-(Aminobenzoyl)-1H-indazol-3-ols
Inventor:
Robert J. Murray
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Dec 22, 1983
Inventor
Robert J. Murray
Assignee (at issue)
Pennwalt Corporation
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.