Granted Patent
Utility
US 4,607,224 · App. 06/623,746
Double post reentrant cavity for NMR probes
Inventor:
Robert S. Codrington
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: Jun 22, 1984
Inventor
Robert S. Codrington
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.