Granted Patent
Utility
US 6,401,419 · App. 09/598,956
Stackable construction panel
Inventor:
Jean-Louis Beliveau
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Jun 22, 2000
Inventor
Jean-Louis Beliveau
Assignee (at issue)
POLYFORM A.G.P. 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.