Granted Patent
Utility
US 6,149,501 · App. 09/014,139
Superelastic endodontic instrument, method of manufacture, and apparatus therefor
Inventors:
Farrokh Farzin-Nia, William Otsen, Gary Garman
Patented Case
View Patent ↗
Granted: Nov 21, 2000
Filed: Jan 27, 1998
Inventors
Farrokh Farzin-Nia
William Otsen
Gary Garman
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.