Granted Patent
Utility
US 6,627,111 · App. 09/798,894
Organic light emitting displays and new fluorescent compounds
Inventors:
Sally A. Swanson, Gregory Michael Wallraff
Patented Case
View Patent ↗
Granted: Sep 30, 2003
Filed: Mar 6, 2001
Inventors
Sally A. Swanson
Gregory Michael Wallraff
Assignee (at issue)
International Business Machines Corporation
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.