Granted Patent
Utility
US 6,466,133 · App. 09/387,041
Apparatus for allergen detection and air/asthma advice provision
Inventor:
John N. Skardon
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Aug 31, 1999
Inventor
John N. Skardon
Assignee (at issue)
AirAdvice, 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.