Granted Patent
Utility
US 4,615,864 · App. 06/371,447
Superalloy coating composition with oxidation and/or sulfidation resistance
Inventors:
Louis E. Dardi, Srinivasan Shankar
Patented Case
View Patent ↗
Granted: Oct 7, 1986
Filed: Apr 23, 1982
Inventors
Louis E. Dardi
Srinivasan Shankar
Assignee (at issue)
Howmet Turbine Components 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.