Granted Patent
Utility
US 5,342,435 · App. 07/951,065
Scratch remover and desensitizer composition for use with lithographic printing plates
Inventor:
John E. Walls
Patented Case
View Patent ↗
Granted: Aug 30, 1994
Filed: Sep 25, 1992
Inventor
John E. Walls
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.