Granted Patent
Utility
US 6,182,992 · App. 09/332,480
Quick change camber tube assembly and wheelchair with quick change camber tube assembly
Inventor:
Douglas M. Garven, Jr.
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Jun 14, 1999
Inventor
Douglas M. Garven, Jr.
Assignee (at issue)
Sunrise Medical HHG, 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.