Granted Patent
Utility
US 5,998,045 · App. 08/888,172
Polymeric light-emitting device
Inventors:
Weidong Chen, Gerrit Klaerner, Robert D. Miller, John Campbell Scott
Patented Case
View Patent ↗
Granted: Dec 7, 1999
Filed: Jul 3, 1997
Inventors
Weidong Chen
Gerrit Klaerner
Robert D. Miller
John Campbell Scott
Assignees (at issue)
International Business Machines Corporation
The Board of Trustees of the Leland Stanford Junior 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.