Granted Patent
Utility
US 5,000,798 · App. 07/432,981
Method for shape control of rail during accelerated cooling
Inventors:
Murray A. Nott, Kenneth Overman
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: Nov 7, 1989
Inventors
Murray A. Nott
Kenneth Overman
Assignee (at issue)
Algoma Steel 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.