Granted Patent
Utility
US 6,677,968 · App. 09/835,378
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Inventor:
Barry Appelman
Patented Case
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Granted: Jan 13, 2004
Filed: Apr 17, 2001
Inventor
Barry Appelman
Assignee (at issue)
America Online, 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.