Granted Patent
Utility
US 5,768,089 · App. 08/781,422
Variable external capacitor for NMR probe
Inventor:
James P. Finnigan
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: Jan 10, 1997
Inventor
James P. Finnigan
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.