Granted Patent
Utility
US 5,501,942 · App. 08/304,643
Photosensitive composition containing water as solvent or dispersant
Inventors:
Roger Salvin, Adrian Schulthess
Patented Case
View Patent ↗
Granted: Mar 26, 1996
Filed: Sep 12, 1994
Inventors
Roger Salvin
Adrian Schulthess
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.