Granted Patent
Utility
US 6,657,378 · App. 09/948,226
Organic photovoltaic devices
Inventors:
Stephen R. Forrest, Aharon Yakimov
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Sep 6, 2001
Inventors
Stephen R. Forrest
Aharon Yakimov
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.