Granted Patent
Utility
US 5,855,319 · App. 08/793,835
Vehicle heater
Inventors:
Erwin Burner, Michael Humburg, Fritz Mohring, Peter Reiser, Harald Sailer, Edwin Steiert, Heinrich Wacker
Patented Case
View Patent ↗
Granted: Jan 5, 1999
Filed: Feb 19, 1997
Inventors
Erwin Burner
Michael Humburg
Fritz Mohring
Peter Reiser
Harald Sailer
Edwin Steiert
Heinrich Wacker
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.