Granted Patent
Utility
US 4,490,235 · App. 06/396,090
Electrochemical cell provided with selective electrodes and at least one chemical reactor, for indirect measurement of clinical-chemical parameters
Inventor:
Claudio Calzi
Patented Case
View Patent ↗
Granted: Dec 25, 1984
Filed: Jul 7, 1982
Inventor
Claudio Calzi
Assignee (at issue)
Claudio Calzi
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.