Granted Patent
Utility
US 4,517,245 · App. 06/574,016
Non-ionic epoxy resin emulsion finishes for carbon fibers
Inventor:
Raymond G. Spain
Patented Case
View Patent ↗
Granted: May 14, 1985
Filed: Jan 26, 1984
Inventor
Raymond G. Spain
Assignee (at issue)
HITCO, 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.