Granted Patent
Utility
US 6,465,953 · App. 09/592,076
Plastic substrates with improved barrier properties for devices sensitive to water and/or oxygen, such as organic electroluminescent devices
Inventor:
Anil Raj Duggal
Patented Case
View Patent ↗
Granted: Oct 15, 2002
Filed: Jun 12, 2000
Inventor
Anil Raj Duggal
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.