Granted Patent
Utility
US 5,679,115 · App. 08/495,533
Radiation-induced fixation of dyes
Inventors:
Katharina Fritzsche, Peter Aeschlimann, Peter Scheibli
Patented Case
View Patent ↗
Granted: Oct 21, 1997
Filed: Aug 28, 1995
Inventors
Katharina Fritzsche
Peter Aeschlimann
Peter Scheibli
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.