Granted Patent
Utility
US 6,027,587 · App. 08/569,164
Strain-induced transformation to ultrafine microstructure in steel
Inventors:
Peter Damian Hodgson, Mark Hickson, Russell K. Gibbs, Jr.
Patented Case
View Patent ↗
Granted: Feb 22, 2000
Filed: Jun 25, 1997
Inventors
Peter Damian Hodgson
Mark Hickson
Russell K. Gibbs, Jr.
Assignee (at issue)
The Broken Hill Proprietary Company Limited
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.