Granted Patent
Utility
US 6,732,901 · App. 10/171,272
Anvil for friction stir welding high temperature materials
Inventors:
Tracy W. Nelson, Carl D. Sorensen, Scott M. Packer
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jun 11, 2002
Inventors
Tracy W. Nelson
Carl D. Sorensen
Scott M. Packer
Assignee (at issue)
Brigham Young University Technology Transfer Office
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.