Granted Patent
Utility
US 5,372,339 · App. 07/958,024
Multi-tiered litter rack system
Inventor:
Roy Morgan
Patented Case
View Patent ↗
Granted: Dec 13, 1994
Filed: Oct 7, 1992
Inventor
Roy Morgan
Assignee (at issue)
Air Methods Corporation International
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.