Granted Patent
Utility
US 6,089,611 · App. 08/801,219
Card with identifying feature and removable element
Inventor:
Eric Blank
Patented Case
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Granted: Jul 18, 2000
Filed: Feb 19, 1997
Inventor
Eric Blank
Assignee (at issue)
Arthur Blank & Company, 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.