Granted Patent
Utility
US 5,061,601 · App. 07/554,232
Radiation-sensitive composition containing a vinyl pyrrolidone polymer and use thereof in lithographic printing plates
Inventors:
Paul R. West, James E. Mitchell, Gary R. Miller, Paul R. Josephson, Jr., Raymond W. Ryan, Jr.
Patented Case
View Patent ↗
Granted: Oct 29, 1991
Filed: Jul 17, 1990
Inventors
Paul R. West
James E. Mitchell
Gary R. Miller
Paul R. Josephson, Jr.
Raymond W. Ryan, Jr.
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.