Granted Patent
Utility
US 4,714,939 · App. 06/894,174
Electrographic reproduction apparatus
Inventors:
Douglas K. Ahern, William Y. Fowlkes, Donald S. Rimai
Patented Case
View Patent ↗
Granted: Dec 22, 1987
Filed: Aug 7, 1986
Inventors
Douglas K. Ahern
William Y. Fowlkes
Donald S. Rimai
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.