Granted Patent
Utility
US 6,769,907 · App. 10/321,248
Open fire display apparatus with thermal expansion feature
Inventor:
Kevin Eugene Doud
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Dec 16, 2002
Inventor
Kevin Eugene Doud
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.