Granted Patent
Utility
US 4,471,012 · App. 06/379,620
Square-edged laminated wood strip or plank materials
Inventor:
Thomas V. Maxwell
Patented Case
View Patent ↗
Granted: Sep 11, 1984
Filed: May 19, 1982
Inventor
Thomas V. Maxwell
Assignee (at issue)
Masonite 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.