Granted Patent
Utility
US 5,027,641 · App. 07/520,084
Oscillometric non-invasive blood pressure simulator
Inventor:
Leo F. Costello, Jr.
Patented Case
View Patent ↗
Granted: Jul 2, 1991
Filed: May 7, 1990
Inventor
Leo F. Costello, Jr.
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.