Granted Patent
Utility
US 5,079,078 · App. 07/471,328
Fire-resistant panel system
Inventors:
Ralph B. Jutte, Allan B. Isham, Edward L. Wilson, David R. Hartman
Patented Case
View Patent ↗
Granted: Jan 7, 1992
Filed: Jan 29, 1990
Inventors
Ralph B. Jutte
Allan B. Isham
Edward L. Wilson
David R. Hartman
Assignee (at issue)
Owens-Corning Fiberglas 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.