Granted Patent
Utility
US 6,186,775 · App. 09/235,314
Burner for operating a heat generator
Inventors:
Peter Jansohn, Dieter Koster, Thomas Ruck
Patented Case
View Patent ↗
Granted: Feb 13, 2001
Filed: Jan 22, 1999
Inventors
Peter Jansohn
Dieter Koster
Thomas Ruck
Assignee (at issue)
ABB RESEARCH 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.