Granted Patent
Utility
US 5,486,436 · App. 08/137,597
Sealable web or sheet product
Inventor:
A. Dale Lakes
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Oct 15, 1993
Inventor
A. Dale Lakes
Assignee (at issue)
Standard Register, Inc.
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.