Granted Patent
Utility
US 4,684,505 · App. 06/743,485
Heat resistant alloys with low strategic alloy content
Inventors:
John R. Brinegar, William R. Freeman
Patented Case
View Patent ↗
Granted: Aug 4, 1987
Filed: Jun 11, 1985
Inventors
John R. Brinegar
William R. Freeman
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.