Granted Patent
Utility
US 4,548,891 · App. 06/576,519
Photopolymerizable compositions containing prepolymers with olefin double bonds and titanium metallocene photoinitiators
Inventors:
Martin Riediker, Ottmar Rohde, Martin Roth, Niklaus Buhler
Patented Case
View Patent ↗
Granted: Oct 22, 1985
Filed: Feb 2, 1984
Inventors
Martin Riediker
Ottmar Rohde
Martin Roth
Niklaus Buhler
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.