Granted Patent
Utility
US 4,216,015 · App. 06/028,467
Wear-resistant iron-nickel-cobalt alloys
Inventors:
Anthony J. Hickl, Barry H. Rosof
Patented Case
View Patent ↗
Granted: Aug 5, 1980
Filed: Apr 9, 1979
Inventors
Anthony J. Hickl
Barry H. Rosof
Assignee (at issue)
Cabot 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.