Granted Patent
Utility
US 6,733,074 · App. 10/184,252
Support assembly for use with a wheelchair
Inventor:
Michael Groth
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jun 28, 2002
Inventor
Michael Groth
Assignee (at issue)
Marken International, 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.