Granted Patent
Utility
US 6,739,384 · App. 10/243,020
Method of continuously casting electrical steel strip with controlled spray cooling
Inventors:
Jerry W. Schoen, Robert S. Williams, Glenn S. Huppi
Patented Case
View Patent ↗
Granted: May 25, 2004
Filed: Sep 13, 2002
Inventors
Jerry W. Schoen
Robert S. Williams
Glenn S. Huppi
Assignee (at issue)
AK Properties
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.