Granted Patent
Utility
US 4,587,161 · App. 06/561,036
Copper-clad polyester-epoxy-glass fiber laminates using zinc-coated copper
Inventors:
David Barrell, Donald Erik Kennedy, Donald C. Rollen
Patented Case
View Patent ↗
Granted: May 6, 1986
Filed: Dec 13, 1983
Inventors
David Barrell
Donald Erik Kennedy
Donald C. Rollen
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.