Granted Patent
Utility
US 4,910,121 · App. 07/080,241
Photopolymerizable composition containing metallocenes
Inventors:
Martin Riediker, Martin Roth, Niklaus Buhler, Joseph Berger
Patented Case
View Patent ↗
Granted: Mar 20, 1990
Filed: Jul 28, 1987
Inventors
Martin Riediker
Martin Roth
Niklaus Buhler
Joseph Berger
Assignee (at issue)
Ciba-Geigy
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.