Granted Patent
Utility
US 6,067,983 · App. 08/934,175
Method and apparatus for controlled flow sampling from the airway
Inventor:
Alex Stenzler
Patented Case
View Patent ↗
Granted: May 30, 2000
Filed: Sep 19, 1997
Inventor
Alex Stenzler
Assignee (at issue)
SENSORMEDICS CORPORATION
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.