Granted Patent
Utility
US 5,419,975 · App. 08/156,378
Inorganic ceramic paper, its method of manufacture and articles produced therefrom
Inventors:
Timothy S. Lintz, Ralph W. Paddock
Patented Case
View Patent ↗
Granted: May 30, 1995
Filed: Nov 22, 1993
Inventors
Timothy S. Lintz
Ralph W. Paddock
Assignee (at issue)
Carborundum 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.