Granted Patent
Utility
US 4,397,913 · App. 06/206,420
Starch-containing treating composition for glass fibers and treated glass fibers and strands
Inventor:
Dennis M. Fahey
Patented Case
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Granted: Aug 9, 1983
Filed: Nov 13, 1980
Inventor
Dennis M. Fahey
Assignee (at issue)
PPG Industries, 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.