Granted Patent
Utility
US 4,707,432 · App. 06/779,343
Ferrocenium/alpha-cleavage photoinitiator systems for free radical polymerizable compositions
Inventors:
Leslie R. Gatechair, Gary M. Blumenstein, Peter J. Schirmann
Patented Case
View Patent ↗
Granted: Nov 17, 1987
Filed: Sep 23, 1985
Inventors
Leslie R. Gatechair
Gary M. Blumenstein
Peter J. Schirmann
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.