Granted Patent
Utility
US 5,016,759 · App. 07/569,076
Article display device
Inventor:
William S. Spamer
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Aug 17, 1990
Inventor
William S. Spamer
Assignee (at issue)
The Mead Corporation
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.