Granted Patent
Utility
US 5,879,474 · App. 08/860,730
Relating to carbide-free bainitic steels and method of producing such steels
Inventors:
Harshad Kumar Dharamshi Hansraj Bhadeshia, Vijay Jerath
Patented Case
View Patent ↗
Granted: Mar 9, 1999
Filed: Sep 29, 1997
Inventors
Harshad Kumar Dharamshi Hansraj Bhadeshia
Vijay Jerath
Assignee (at issue)
British Steel plc.
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.