Granted Patent
Utility
US 4,495,372 · App. 06/403,450
Preparation of mono-nitro aromatic compounds
Inventor:
Joseph A. Feiccabrino
Patented Case
View Patent ↗
Granted: Jan 22, 1985
Filed: Nov 5, 1982
Inventor
Joseph A. Feiccabrino
Assignee (at issue)
Uniroyal Ltd.
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.