Granted Patent
Utility
US 6,631,793 · App. 10/022,749
Torque tube and conical back plate for aircraft brake systems
Inventor:
John G. Evrard
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Dec 13, 2001
Inventor
John G. Evrard
Assignee (at issue)
Aircraft Braking Systems 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.