Granted Patent
Utility
US 5,353,575 · App. 08/056,175
Tab closing device in a quick sheet for wrapping
Inventor:
Stephen Stepanek
Patented Case
View Patent ↗
Granted: Oct 11, 1994
Filed: May 3, 1993
Inventor
Stephen Stepanek
Assignee (at issue)
Hampshire Paper 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.