Granted Patent
Utility
US 6,148,677 · App. 09/168,075
Gas flow area measurement
Inventor:
Eduardo R Evangelista
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Oct 8, 1998
Inventor
Eduardo R Evangelista
Assignee (at issue)
Standard Aero 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.