Granted Patent
Utility
US 6,698,482 · App. 10/186,951
Rotary air connection with bearing for tire inflation system
Inventors:
Mark Kevin Hennig, John H. Stewart
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Jul 1, 2002
Inventors
Mark Kevin Hennig
John H. Stewart
Assignee (at issue)
Equalaire Systems, 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.