Granted Patent
Utility
US 4,516,684 · App. 06/598,765
Resealable closure
Inventor:
John Walter
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Apr 10, 1984
Inventor
John Walter
Assignee (at issue)
Continental Packaging Company
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.