Granted Patent
Utility
US 5,947,717 · App. 08/875,325
Vaporizing combustion chamber for a heater running on liquid fuel
Inventors:
Peter Alan Steiner, Michael Humburg
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Jun 16, 1997
Inventors
Peter Alan Steiner
Michael Humburg
Assignee (at issue)
J. Eberspaecher GmbH & Co. KG
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.