Granted Patent
Utility
US 6,648,639 · App. 09/957,770
Device and method for treatment of malocclusion utilizing cyclical forces
Inventor:
Jeremy J. Mao
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Sep 21, 2001
Inventor
Jeremy J. Mao
Assignee (at issue)
The Board of Trustees of the University of Illinois
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.