Granted Patent
Utility
US 6,513,451 · App. 09/839,885
Controlling the thickness of an organic layer in an organic light-emiting device
Inventors:
Steven A. Van Slyke, Michael A. Marcus, John P. Spoonhower, Robert G. Spahn, Dennis R. Freeman
Patented Case
View Patent ↗
Granted: Feb 4, 2003
Filed: Apr 20, 2001
Inventors
Steven A. Van Slyke
Michael A. Marcus
John P. Spoonhower
Robert G. Spahn
Dennis R. Freeman
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.