Granted Patent
Utility
US 5,824,413 · App. 08/679,777
Secondary coating for fiber strands, coated strand reinforcements, reinforced polymeric composites and a method of reinforcing a polymeric material
Inventor:
Philip L. Schell
Patented Case
View Patent ↗
Granted: Oct 20, 1998
Filed: Jul 15, 1996
Inventor
Philip L. Schell
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.