Granted Patent
Utility
US 4,593,246 · App. 06/650,324
NMR tuning procedure
Inventor:
Howard D. W. Hill
Patented Case
View Patent ↗
Granted: Jun 3, 1986
Filed: Sep 12, 1984
Inventor
Howard D. W. Hill
Assignee (at issue)
Varian, 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.