Granted Patent
Utility
US 6,363,985 · App. 09/551,653
Rotary air coupling for tire inflation system
Inventor:
Peter A. Beesley
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Apr 18, 2000
Inventor
Peter A. Beesley
Assignee (at issue)
Spicer Technology 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.