Granted Patent
Utility
US 4,803,528 · App. 06/380,284
Insulating film having electrically conducting portions
Inventor:
Jacques I. Pankove
Patented Case
View Patent ↗
Granted: Feb 7, 1989
Filed: May 20, 1982
Inventor
Jacques I. Pankove
Assignee (at issue)
General Electric Company
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.