Granted Patent
Utility
US 6,320,472 · App. 09/237,585
Atomic frequency standard
Inventor:
Jacques Vanier
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jan 26, 1999
Inventor
Jacques Vanier
Assignee (at issue)
Kernco 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.