Granted Patent
Utility
US 5,727,819 · App. 08/657,682
Resealable laminated package label having tamper resistant feature
Inventors:
Glenn A. Grosskopf, Carl W. Treleaven
Patented Case
View Patent ↗
Granted: Mar 17, 1998
Filed: May 31, 1996
Inventors
Glenn A. Grosskopf
Carl W. Treleaven
Assignees (at issue)
Pharmagraphics L.L.C, Midwest
Pharmagraphics L.L.C, Southeast
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.