Granted Patent
Utility
US 5,486,408 · App. 08/310,571
Laminated fire resistant sheet material
Inventor:
Joseph S. Sentendrey
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Sep 22, 1994
Inventor
Joseph S. Sentendrey
Assignee (at issue)
Rexam Industries Corp.
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.