Granted Patent
Utility
US 6,077,326 · App. 08/886,676
Steel additive for processing molten steel
Inventor:
Sudarshan R. Sathe
Patented Case
View Patent ↗
Granted: Jun 20, 2000
Filed: Jul 1, 1997
Inventor
Sudarshan R. Sathe
Assignee (at issue)
Rock Creek Aluminum
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.