Granted Patent
Utility
US 5,573,531 · App. 08/262,926
Fluid core laser angioscope
Inventor:
Kenton W. Gregory
Patented Case
View Patent ↗
Granted: Nov 12, 1996
Filed: Jun 20, 1994
Inventor
Kenton W. Gregory
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.