Granted Patent
Utility
US 5,414,883 · App. 08/152,586
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Inventor:
Thomas F. Fangrow
Patented Case
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Granted: May 16, 1995
Filed: Nov 15, 1993
Inventor
Thomas F. Fangrow
Assignee (at issue)
Life Support Products, 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.