Granted Patent
Utility
US 5,993,206 · App. 08/933,269
Visual positioning orthodontic appliance and method
Inventor:
Craig A. Andreiko
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Sep 18, 1997
Inventor
Craig A. Andreiko
Assignee (at issue)
Ormco 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.