Granted Patent
Utility
US 5,161,707 · App. 07/839,523
Closure with linerless seal
Inventors:
Herbert V. Dutt, Gary L. Mengeu
Patented Case
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Granted: Nov 10, 1992
Filed: Feb 20, 1992
Inventors
Herbert V. Dutt
Gary L. Mengeu
Assignee (at issue)
Continental Plastic Corp.
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.