Granted Patent
Utility
US 6,193,817 · App. 08/875,809
Magnesium alloys
Inventors:
John F. King, Paul Lyon, Kevin Nuttall
Patented Case
View Patent ↗
Granted: Feb 27, 2001
Filed: Aug 5, 1997
Inventors
John F. King
Paul Lyon
Kevin Nuttall
Assignee (at issue)
LUXFER GROUP 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.