Granted Patent
Utility
US 4,668,945 · App. 06/791,493
Detector of bubbles in blood
Inventors:
Mauro Aldrovandi, Mauro Facchini
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Oct 25, 1985
Inventors
Mauro Aldrovandi
Mauro Facchini
Assignee (at issue)
Hospal AG
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.