Granted Patent
Utility
US 6,796,592 · App. 10/386,884
Tailgate counterbalancing hinge
Inventor:
Donald Austin
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Mar 12, 2003
Inventor
Donald Austin
Assignee (at issue)
M&C Corporation
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.