Granted Patent
Utility
US 4,394,435 · App. 06/307,360
Syndiotactic polybutadiene composition for a photosensitive printing plate
Inventors:
Milton Farber, John R. Worns
Patented Case
View Patent ↗
Granted: Jul 19, 1983
Filed: Oct 1, 1981
Inventors
Milton Farber
John R. Worns
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.