Granted Patent
Utility
US 6,710,864 · App. 10/382,669
Concentricity measuring instrument for a fiberoptic cable end
Inventors:
David L. Grant, David S. Marx
Patented Case
View Patent ↗
Granted: Mar 23, 2004
Filed: Mar 5, 2003
Inventors
David L. Grant
David S. Marx
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.