Granted Patent
Utility
US 4,968,075 · App. 07/527,771
Tamper-proof tag
Inventors:
Dominique Lesquir, Bernard Landry
Patented Case
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Granted: Nov 6, 1990
Filed: May 24, 1990
Inventors
Dominique Lesquir
Bernard Landry
Assignee (at issue)
IPL 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.