Granted Patent
Utility
US 6,544,190 · App. 09/922,375
End tidal breath analyzer
Inventors:
Matthijs P. Smits, Bryan Patrick Flaherty
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Aug 3, 2001
Inventors
Matthijs P. Smits
Bryan Patrick Flaherty
Assignee (at issue)
Natus Medical Incorporated
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.