IP Library Granted Patent US 5,409,247
Granted Patent Utility
US 5,409,247 · App. 08/107,195

Wheelchair frame

Inventors: A. Scott Robertson, Richard Geiger
Patented Case View Patent ↗
Granted: Apr 25, 1995 Filed: Aug 17, 1993
Inventors
A. Scott Robertson
Richard Geiger

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.

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Quick Facts
Patent No.
US 5,409,247
App. No.
08/107,195
Filed
1993-08-17
Granted
1995-04-25
Kind
A