Granted Patent
Utility
US 4,586,308 · App. 06/740,820
Wall panel
Inventor:
Harriet E. Jennings
Patented Case
View Patent ↗
Granted: May 6, 1986
Filed: Jun 3, 1985
Inventor
Harriet E. Jennings
Assignee (at issue)
U.S. Plywood 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.