Granted Patent
Utility
US 6,268,072 · App. 09/410,767
Electroluminescent devices having phenylanthracene-based polymers
Inventors:
Shiying Zheng, Jianmin Shi, Kevin P. Klubek
Patented Case
View Patent ↗
Granted: Jul 31, 2001
Filed: Oct 1, 1999
Inventors
Shiying Zheng
Jianmin Shi
Kevin P. Klubek
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.