Granted Patent
Utility
US 5,209,772 · App. 07/254,318
Dispersion strengthened alloy
Inventors:
Raymond C. Benn, Gaylord D. Smith, John J. Fischer
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Oct 5, 1988
Inventors
Raymond C. Benn
Gaylord D. Smith
John J. Fischer
Assignee (at issue)
INCO Alloys International, Inc.
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.