Granted Patent
Utility
US 5,510,539 · App. 08/315,991
Liquid photoinitiator mixtures
Inventors:
Godwin Berner, Franciszek Sitek, Rinaldo Husler
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Sep 30, 1994
Inventors
Godwin Berner
Franciszek Sitek
Rinaldo Husler
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.