Granted Patent
Utility
US 5,779,465 · App. 08/709,387
Spark ignited burner
Inventors:
Beresford N. Clarke, John B. Clarke
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Sep 6, 1996
Inventors
Beresford N. Clarke
John B. Clarke
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.