Granted Patent
Utility
US 4,868,333 · App. 07/121,694
Production of 2-nitro-4-trifluoromethylbenzoic acid
Inventors:
Stephen E. Dinizo, Richard D. Gless, Jr.
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Nov 16, 1987
Inventors
Stephen E. Dinizo
Richard D. Gless, Jr.
Assignee (at issue)
ICI Americas, Inc.
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.