Granted Patent
Utility
US 6,156,995 · App. 09/204,632
Water-injection nozzle assembly with insulated front end
Inventor:
Wayne Stanley Severance, Jr.
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Dec 2, 1998
Inventor
Wayne Stanley Severance, Jr.
Assignee (at issue)
THE ESAB GROUP INC.
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.