Granted Patent
Utility
US 6,793,229 · App. 10/634,095
Glider wheelchair
Inventor:
Robert Nadal
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Aug 4, 2003
Inventor
Robert Nadal
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.