Granted Patent
Utility
US 5,195,955 · App. 07/492,580
Device for removal of embolic debris
Inventor:
T. Anthony Don Michael
Patented Case
View Patent ↗
Granted: Mar 23, 1993
Filed: Mar 13, 1990
Inventor
T. Anthony Don Michael
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.