Granted Patent
Utility
US 5,935,721 · App. 09/045,388
Organic electroluminescent elements for stable electroluminescent
Inventors:
Jianmin Shi, Ching W. Tang, Chin H. Chen
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Mar 20, 1998
Inventors
Jianmin Shi
Ching W. Tang
Chin H. Chen
Assignee (at issue)
EASTMAN KODAK 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.