Granted Patent
Utility
US 5,869,130 · App. 08/873,992
Process for improving the adhesion of polymeric materials to metal surfaces
Inventor:
Donald Ferrier
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Jun 12, 1997
Inventor
Donald Ferrier
Assignee (at issue)
MacDermid, Incorporated
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.