Granted Patent
Utility
US 5,900,319 · App. 09/022,477
Partially crystallizing enamel containing crystalline zinc borate seed material
Inventor:
George E. Sakoske
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Feb 12, 1998
Inventor
George E. Sakoske
Assignee (at issue)
Cerdec 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.