Granted Patent
Utility
US 5,951,844 · App. 08/827,639
Process and apparatus for desilvering a silver-containing solution
Inventors:
Benedictus Jansen, Werner Van De Wynckel, Frank Michiels
Patented Case
View Patent ↗
Granted: Sep 14, 1999
Filed: Apr 10, 1997
Inventors
Benedictus Jansen
Werner Van De Wynckel
Frank Michiels
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.