Granted Patent
Utility
US 6,203,085 · App. 09/353,510
Device for facilitating the loading of stretcher undercarriages into ambulances
Inventor:
Alan Keith Ferris
Patented Case
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Granted: Mar 20, 2001
Filed: Jul 14, 1999
Inventor
Alan Keith Ferris
Assignee (at issue)
Ferno-Washington, 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.