Granted Patent
Utility
US 5,823,610 · App. 08/955,225
Drag reducing apparatus for a vehicle
Inventors:
William J. Ryan, J. Barry Ryan, Patrick E. Ryan
Patented Case
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Granted: Oct 20, 1998
Filed: Oct 22, 1997
Inventors
William J. Ryan
J. Barry Ryan
Patrick E. Ryan
Assignees (at issue)
James W. Ryan
Thomas J. Ryan
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.