Granted Patent
Utility
US 4,532,352 · App. 06/544,990
Separation of aniline and p-fluoroaniline
Inventor:
Jerry R. Patton
Patented Case
View Patent ↗
Granted: Jul 30, 1985
Filed: Oct 24, 1983
Inventor
Jerry R. Patton
Assignee (at issue)
MALLINCKRODT LLC
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.