Granted Patent
Utility
US 6,183,518 · App. 09/274,217
Method of replacing nucleus pulposus and repairing the intervertebral disk
Inventors:
Anthony C. Ross, Peter A. Guagliano
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Mar 23, 1999
Inventors
Anthony C. Ross
Peter A. Guagliano
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.