Granted Patent
Utility
US 6,215,090 · App. 09/181,241
Plasma arc torch
Inventors:
Wayne Stanley Severance, Jr., Jeffrey Stuart Everett
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Oct 28, 1998
Inventors
Wayne Stanley Severance, Jr.
Jeffrey Stuart Everett
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.