Granted Patent
Utility
US 4,704,484 · App. 06/543,433
Preparation of fluorinated organic compounds
Inventor:
David H. White
Patented Case
View Patent ↗
Granted: Nov 3, 1987
Filed: Oct 19, 1983
Inventor
David H. White
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.