Granted Patent
Utility
US 6,378,385 · App. 09/789,500
Pulsed air sampler
Inventor:
William D. Bowers
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Feb 19, 2001
Inventor
William D. Bowers
Assignee (at issue)
Femtometrics, Inc.
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.