Granted Patent
Utility
US 4,983,497 · App. 07/038,436
Treated anodized aluminum support and lithographic printing plate containing same
Inventors:
Richard E. Gilson, Gary R. Miller
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Apr 13, 1987
Inventors
Richard E. Gilson
Gary R. Miller
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.