Granted Patent
Utility
US 5,770,034 · App. 08/676,442
Process and apparatus for desilvering a silver-containing solution
Inventors:
Benedictus Jansen, Fernand Ketels, Paul Smet, Werner Van De Wynckel, Michiels Frank
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jul 8, 1996
Inventors
Benedictus Jansen
Fernand Ketels
Paul Smet
Werner Van De Wynckel
Michiels Frank
Assignee (at issue)
Agfa-Gevaert NV
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.