Granted Patent
Utility
US 5,993,197 · App. 08/666,536
Combustion chamber of a burner for a vehicle heater or an exhaust gas particle filter
Inventors:
Andreas Alber, Walter Blaschke, Dirk Brenner, Michael Humburg, Wolfgang Pfister, Peter Alan Steiner
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Jul 2, 1996
Inventors
Andreas Alber
Walter Blaschke
Dirk Brenner
Michael Humburg
Wolfgang Pfister
Peter Alan Steiner
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.