Granted Patent
Utility
US 6,781,313 · App. 09/481,446
Tubular capacitor for use in an electron beam tube
Inventor:
Steven W. Aiken
Patented Case
View Patent ↗
Granted: Aug 24, 2004
Filed: Jan 13, 2000
Inventor
Steven W. Aiken
Assignee (at issue)
Marconi Applied Technologies Limited
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.