Granted Patent
Utility
US 6,320,179 · App. 09/284,634
Device noise measurement system
Inventors:
Michael John Henri Cox, Nigel Copner
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Apr 15, 1999
Inventors
Michael John Henri Cox
Nigel Copner
Assignee (at issue)
The Secretary of State for Defence in Her Britanic Majesty's Government of the United Kingdom of Great Britain and Northern Ireland
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.