Granted Patent
Utility
US 4,266,941 · App. 06/003,072
Method of assuring the quality of the results obtained from a blood gas analyzer
Inventor:
Kevin J. Sullivan
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: Jan 12, 1979
Inventor
Kevin J. Sullivan
Assignee (at issue)
Corning Glass Works
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.