Granted Patent
Utility
US 6,544,348 · App. 09/701,370
Method for cleaning printing machines and printing moulds
Inventors:
Dieter Stöckigt, Günter Oetter, Erwin Wolff, Erich Frank, Petra Schneider
Patented Case
View Patent ↗
Granted: Apr 8, 2003
Filed: Nov 29, 2000
Inventors
Dieter Stöckigt
Günter Oetter
Erwin Wolff
Erich Frank
Petra Schneider
Assignee (at issue)
BASF SE
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.