Granted Patent
Utility
US 5,829,432 · App. 08/729,940
Regulator for underwater breathing apparatus
Inventor:
Roberto Semeia
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Oct 15, 1996
Inventor
Roberto Semeia
Assignee (at issue)
Scubapro Europe S.R.L.
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.