Granted Patent
Utility
US 6,014,892 · App. 09/053,769
Tracer gas leak detector
Inventors:
Gilles Baret, Roland Gevaud, Alain Devance
Patented Case
View Patent ↗
Granted: Jan 18, 2000
Filed: Apr 2, 1998
Inventors
Gilles Baret
Roland Gevaud
Alain Devance
Assignee (at issue)
ALCATEL
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.