Granted Patent
Utility
US 5,084,033 · App. 07/492,604
Arterial cannula tip and method of manufacture
Inventors:
William G. O'Neill, Erin J. Lindsay
Patented Case
View Patent ↗
Granted: Jan 28, 1992
Filed: Mar 12, 1990
Inventors
William G. O'Neill
Erin J. Lindsay
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.