Granted Patent
Utility
US 5,085,975 · App. 07/426,490
Radiation sensitive composition utilizing ethylenically unsaturated perfluoroalkyl group-containing compounds and reproduction layers produced therefrom
Inventor:
Werner H. Mueller
Patented Case
View Patent ↗
Granted: Feb 4, 1992
Filed: Oct 23, 1989
Inventor
Werner H. Mueller
Assignee (at issue)
Hoechst GmbH
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.