Granted Patent
Utility
US 4,784,314 · App. 07/072,547
Decorative paperboard boxes
Inventor:
Ib Penick
Patented Case
View Patent ↗
Granted: Nov 15, 1988
Filed: Jul 13, 1987
Inventor
Ib Penick
Assignee (at issue)
STUCTURAL GRAPHICS, 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.