Granted Patent
Utility
US 6,607,576 · App. 09/172,375
Oxidation, carburization and/or sulfidation resistant iron aluminide alloy
Inventors:
Vinod K. Sikka, Seetharama C. Deevi, Grier S. Fleischhauer, Mohammad R. Hajaligol, A. Clifton Lilly, Jr.
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Oct 14, 1998
Inventors
Vinod K. Sikka
Seetharama C. Deevi
Grier S. Fleischhauer
Mohammad R. Hajaligol
A. Clifton Lilly, Jr.
Assignee (at issue)
Chrysalis Technologies Incorporated
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.