Granted Patent
Utility
US 4,547,408 · App. 06/599,988
Metal-clad laminate adapted for printed circuits
Inventors:
Robert Cassat, Bruno Vignando
Patented Case
View Patent ↗
Granted: Oct 15, 1985
Filed: Apr 13, 1984
Inventors
Robert Cassat
Bruno Vignando
Assignee (at issue)
Rhone-Poulenc Industries
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.