Granted Patent
Utility
US 6,237,529 · App. 09/518,600
Source for thermal physical vapor deposition of organic electroluminescent layers
Inventor:
Robert G. Spahn
Patented Case
View Patent ↗
Granted: May 29, 2001
Filed: Mar 3, 2000
Inventor
Robert G. Spahn
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.