Granted Patent
Utility
US 4,963,125 · App. 07/235,299
Method of making promotional pop-up
Inventor:
John K. Volkert
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Aug 23, 1988
Inventor
John K. Volkert
Assignee (at issue)
One Up, 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.