Granted Patent
Utility
US 6,132,520 · App. 09/126,583
Removal of thermal barrier coatings
Inventors:
John E. Schilbe, Joel L. Cockerill, Kenneth S. Murphy, Bruce M. Warnes
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Jul 30, 1998
Inventors
John E. Schilbe
Joel L. Cockerill
Kenneth S. Murphy
Bruce M. Warnes
Assignee (at issue)
Howmet Research Corporation
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.