Granted Patent
Utility
US 6,796,306 · App. 10/190,605
Respiratory apparatus with flow limiter
Inventor:
Patrice Martinez
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Jul 9, 2002
Inventor
Patrice Martinez
Assignee (at issue)
Intertechnique
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.