Granted Patent
Utility
US 6,312,871 · App. 08/957,165
Composite relief image printing plates
Inventors:
George Cusdin, Joseph D. Crowell, Edward Murphy, David A. Recchia
Patented Case
View Patent ↗
Granted: Nov 6, 2001
Filed: Oct 24, 1997
Inventors
George Cusdin
Joseph D. Crowell
Edward Murphy
David A. Recchia
Assignee (at issue)
Polyfibron Technologies, Inc.
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.