Granted Patent
Utility
US 5,476,749 · App. 08/303,563
Photosensitive compositions based on acrylates
Inventors:
Bettina Steinmann, Rolf Wiesendanger, Adrian Schulthess, Max Hunziker
Patented Case
View Patent ↗
Granted: Dec 19, 1995
Filed: Sep 9, 1994
Inventors
Bettina Steinmann
Rolf Wiesendanger
Adrian Schulthess
Max Hunziker
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.