Granted Patent
Utility
US 5,394,992 · App. 08/073,731
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Inventor:
Theodore Winkler
Patented Case
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Granted: Mar 7, 1995
Filed: Jun 8, 1993
Inventor
Theodore Winkler
Assignee (at issue)
THE BRANDT COMPANIES, LLC
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.