Granted Patent
Utility
US 6,196,129 · App. 09/271,106
Wet lithographic printing plates
Inventor:
Richard M. Kellett
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Mar 17, 1999
Inventor
Richard M. Kellett
Assignee (at issue)
New England Sciences & Specialty Products, 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.