Granted Patent
Utility
US 4,264,705 · App. 06/106,602
Multilayered elastomeric printing plate
Inventor:
Richard B. Allen
Patented Case
View Patent ↗
Granted: Apr 28, 1981
Filed: Dec 26, 1979
Inventor
Richard B. Allen
Assignee (at issue)
Uniroyal Ltd.
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.