Granted Patent
Utility
US 4,534,356 · App. 06/403,808
Solid state transcutaneous blood gas sensors
Inventor:
Nicholas Papadakis
Patented Case
View Patent ↗
Granted: Aug 13, 1985
Filed: Jul 30, 1982
Inventor
Nicholas Papadakis
Assignee (at issue)
Diamond Shamrock Chemicals 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.