Granted Patent
Utility
US 4,976,340 · App. 07/475,751
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Inventors:
David Bieber, Lester E. Carpenter
Patented Case
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Granted: Dec 11, 1990
Filed: Feb 6, 1990
Inventors
David Bieber
Lester E. Carpenter
Assignee (at issue)
American Tourister, 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.