Granted Patent
Utility
US 5,707,227 · App. 08/564,334
Burner of a vehicle heater
Inventors:
Herbert Langen, Fritz Mohring, Stefan Ottenbacher, Wolfgang Schaffert
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Dec 1, 1995
Inventors
Herbert Langen
Fritz Mohring
Stefan Ottenbacher
Wolfgang Schaffert
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.