Granted Patent
Utility
US 4,699,887 · App. 06/814,404
Electrochemical determination of hematocrit
Inventors:
Scot D. Abbott, Herman W. Levin, Robert K. Kobos, Henn Kilkson, Dale R. Peterson
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Mar 24, 1986
Inventors
Scot D. Abbott
Herman W. Levin
Robert K. Kobos
Henn Kilkson
Dale R. Peterson
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.