Granted Patent
Utility
US 6,431,470 · App. 09/791,944
Low-noise air nozzle
Inventor:
Frederic P. Berg
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Feb 23, 2001
Inventor
Frederic P. Berg
Assignee (at issue)
The Boeing Company
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.