Granted Patent
Utility
US 5,658,614 · App. 08/330,694
Platinum aluminide CVD coating method
Inventors:
William C. Basta, David C. Punola, Bruce M. Warnes
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Oct 28, 1994
Inventors
William C. Basta
David C. Punola
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.