Granted Patent
Utility
US 5,335,658 · App. 07/906,740
Intravascular blood parameter sensing system
Inventor:
William Bedingham
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Jun 29, 1992
Inventor
William Bedingham
Assignee (at issue)
Minnesota Mining and Manufacturing Company
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.