Granted Patent
Utility
US 5,503,245 · App. 08/307,518
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Inventor:
Mehran Etesam
Patented Case
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Granted: Apr 2, 1996
Filed: Sep 16, 1994
Inventor
Mehran Etesam
Assignee (at issue)
Keller Industries, 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.