Granted Patent
Utility
US 4,594,310 · App. 06/660,088
Photopolymerizable composition comprising tertiary aromatic amine and hexaarylbiimazole initiators
Inventor:
Hideki Nagasaka
Patented Case
View Patent ↗
Granted: Jun 10, 1986
Filed: Oct 12, 1984
Inventor
Hideki Nagasaka
Assignee (at issue)
Mitsubishi Chemical Industries, Ltd.
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.