Granted Patent
Utility
US 5,952,152 · App. 08/755,380
Borate coinitiators for photopolymerization
Inventors:
Allan F. Cunningham, Martin Kunz, Hisatoshi Kura
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Nov 21, 1996
Inventors
Allan F. Cunningham
Martin Kunz
Hisatoshi Kura
Assignee (at issue)
Ciba Specialty Chemicals Corporation
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.