Granted Patent
Utility
US 5,922,276 · App. 09/024,089
Gold alloy for porcelain/metal dental restorations
Inventor:
Paul J. Cascone
Patented Case
View Patent ↗
Granted: Jul 13, 1999
Filed: Feb 17, 1998
Inventor
Paul J. Cascone
Assignee (at issue)
The Argen Corporation
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.