Granted Patent
Utility
US 5,431,562 · App. 07/973,973
Method and apparatus for designing and forming a custom orthodontic appliance and for the straightening of teeth therewith
Inventors:
Craig A. Andreiko, Mark A. Payne
Patented Case
View Patent ↗
Granted: Jul 11, 1995
Filed: Nov 9, 1992
Inventors
Craig A. Andreiko
Mark A. Payne
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.