Granted Patent
Utility
US 5,092,024 · App. 07/683,856
Fire resistant tank construction method
Inventor:
David C. McGarvey
Patented Case
View Patent ↗
Granted: Mar 3, 1992
Filed: Apr 11, 1991
Inventor
David C. McGarvey
Assignee (at issue)
LRS, 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.