Granted Patent
Utility
US 5,850,951 · App. 08/710,741
Package with push-pull dispensing closure
Inventor:
Thomas H. Hayes
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Sep 20, 1996
Inventor
Thomas H. Hayes
Assignee (at issue)
Anchor Packaging, LLC
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.