Granted Patent
Utility
US 5,599,375 · App. 08/336,984
Method for electric steelmaking
Inventor:
Gregory M. Gitman
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Nov 10, 1994
Inventor
Gregory M. Gitman
Assignee (at issue)
American Combustion, Inc.
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.