Granted Patent
Utility
US 5,495,541 · App. 08/229,598
Optical delivery device with high numerical aperture curved waveguide
Inventors:
Steven C. Murray, Donald M. McPherson
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Apr 19, 1994
Inventors
Steven C. Murray
Donald M. McPherson
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.