Granted Patent
Utility
US 5,988,156 · App. 08/860,839
Fluid fuel spray burner for a heater
Inventors:
Hans-Jurgen Schmid, Fritz Mohring, Adolf Schodt, Helmut Keinert
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Jun 12, 1997
Inventors
Hans-Jurgen Schmid
Fritz Mohring
Adolf Schodt
Helmut Keinert
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.