Granted Patent
Utility
US 5,709,835 · App. 08/717,182
Heating molten metal
Inventor:
Rodney Meeuwissen
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Sep 20, 1996
Inventor
Rodney Meeuwissen
Assignees (at issue)
ISHIKAWAJIMA-HARIMA HEAVY INDUSTRIES CO., LTD.
BHP Steel (JLA) Pty. Ltd.
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.