Granted Patent
Utility
US 6,215,366 · App. 09/306,670
Metallic cell for optically activated atomic frequency standards
Inventors:
Robert H. Kern, Michael J. Delaney, Kristin N. Bonnette
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: May 5, 1999
Inventors
Robert H. Kern
Michael J. Delaney
Kristin N. Bonnette
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.