Granted Patent
Utility
US 4,960,240 · App. 07/341,882
Air freshener with integral tear-away tab
Inventor:
Mark W. McElfresh
Patented Case
View Patent ↗
Granted: Oct 2, 1990
Filed: Apr 24, 1989
Inventor
Mark W. McElfresh
Assignee (at issue)
The Drackett Company
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.