Granted Patent
Utility
US 6,364,197 · App. 09/632,771
Friction stir welding of containers from the interior
Inventors:
Peter A. Oelgoetz, Jack L. Weeks, Douglas M. Todd
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Aug 4, 2000
Inventors
Peter A. Oelgoetz
Jack L. Weeks
Douglas M. Todd
Assignee (at issue)
The Boeing Company
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.