Granted Patent
Utility
US 6,059,565 · App. 09/178,578
Burner for operating a heat generator
Inventors:
Hans Peter Knopfel, Thomas Ruck
Patented Case
View Patent ↗
Granted: May 9, 2000
Filed: Oct 26, 1998
Inventors
Hans Peter Knopfel
Thomas Ruck
Assignee (at issue)
ABB Alstom Power (Switzerland) Ltd.
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.