Granted Patent
Utility
US 4,413,052 · App. 06/361,701
Photopolymerization process employing compounds containing acryloyl group and anthryl group
Inventors:
George E. Green, Ewald Losert, John G. Paul
Patented Case
View Patent ↗
Granted: Nov 1, 1983
Filed: Mar 25, 1982
Inventors
George E. Green
Ewald Losert
John G. Paul
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.