Granted Patent
Utility
US 4,093,476 · App. 05/753,252
Nickel base alloy
Inventor:
William J. Boesch
Patented Case
View Patent ↗
Granted: Jun 6, 1978
Filed: Dec 22, 1976
Inventor
William J. Boesch
Assignee (at issue)
SPECIAL METALS 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.