Granted Patent
Utility
US 6,073,679 · App. 08/913,818
Casting steel strip
Inventor:
Lazar Strezov
Patented Case
View Patent ↗
Granted: Jun 13, 2000
Filed: Sep 24, 1997
Inventor
Lazar Strezov
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.