Granted Patent
Utility
US 5,829,979 · App. 08/603,545
Reinforcing material for dental appliances and prostheses
Inventors:
Alvin Kobashigawa, Jeffrey D. Roe
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Feb 20, 1996
Inventors
Alvin Kobashigawa
Jeffrey D. Roe
Assignee (at issue)
Kerr 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.