Granted Patent
Utility
US 6,692,820 · App. 10/212,661
Organic photosensitive optoelectronic device with a charge blocking layer
Inventors:
Stephen R. Forrest, Vladimir Bulovic, Peter Peumans
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Aug 5, 2002
Inventors
Stephen R. Forrest
Vladimir Bulovic
Peter Peumans
Assignee (at issue)
The Trustees of Princeton University
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.