Granted Patent
Utility
US 4,757,824 · App. 06/897,476
Method and apparatus for monitoring respiration
Inventor:
Serge G. J. Chaumet
Patented Case
View Patent ↗
Granted: Jul 19, 1988
Filed: Aug 15, 1986
Inventor
Serge G. J. Chaumet
Assignee (at issue)
Kontron Holding A.G.
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.