Granted Patent
Utility
US 4,414,982 · App. 06/210,653
Apneic event detector and method
Inventor:
Gerald Durkan
Patented Case
View Patent ↗
Granted: Nov 15, 1983
Filed: Nov 26, 1980
Inventor
Gerald Durkan
Assignee (at issue)
Tri-Tec Industries Ltd.
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.