Granted Patent
Utility
US 5,486,340 · App. 08/267,095
Exhaust gas conditioning
Inventors:
James Robert Smith, Peter Leslie Timms
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jun 24, 1994
Inventors
James Robert Smith
Peter Leslie Timms
Assignee (at issue)
The BOC Group plc
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.