Granted Patent
Utility
US 4,668,266 · App. 06/745,988
Corrosion resistant cobalt-base alloy having a high chromium content and method of making fibers
Inventor:
David J. Gaul
Patented Case
View Patent ↗
Granted: May 26, 1987
Filed: Jun 18, 1985
Inventor
David J. Gaul
Assignee (at issue)
Owens-Corning Fiberglas Corp.
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.