Granted Patent
Utility
US 5,460,640 · App. 07/931,075
Alumina-rare earth oxide ceramic-metal bodies
Inventor:
Sergej-Tomislav Buljan
Patented Case
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Granted: Oct 24, 1995
Filed: Aug 17, 1992
Inventor
Sergej-Tomislav Buljan
Assignee (at issue)
VALENITE LLC
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.