Granted Patent
Utility
US 5,501,574 · App. 08/336,964
Blood pump
Inventor:
Donald A. Raible
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Nov 10, 1994
Inventor
Donald A. Raible
Assignee (at issue)
Baxter International Inc.
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.