Granted Patent
Utility
US 6,189,906 · App. 09/258,404
Wheelchair having a single tube bend
Inventor:
Gregor Horacek
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Feb 26, 1999
Inventor
Gregor Horacek
Assignee (at issue)
Otto Bock Orthopaedische Industrie Besitz-und Verwaltungs-Kommanditgesellschaft
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.