Granted Patent
Utility
US 4,639,364 · App. 06/671,456
Methods and compositions for enhancing magnetic resonance imaging
Inventor:
George B. Hoey
Patented Case
View Patent ↗
Granted: Jan 27, 1987
Filed: Nov 14, 1984
Inventor
George B. Hoey
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.