Granted Patent
Utility
US 5,174,659 · App. 07/719,190
Reclosable flexible bag
Inventor:
Louis L. Laske
Patented Case
View Patent ↗
Granted: Dec 29, 1992
Filed: Jun 21, 1991
Inventor
Louis L. Laske
Assignee (at issue)
VONCO PRODUCTS, 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.