Granted Patent
Utility
US 5,528,493 · App. 08/294,241
Observations from below a rough water surface to determine conditions of or above the surface waves
Inventor:
Randall Edward Potter
Patented Case
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Granted: Jun 18, 1996
Filed: Aug 22, 1994
Inventor
Randall Edward Potter
Assignee (at issue)
Arete Associates
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.