Granted Patent
Utility
US 6,607,664 · App. 10/255,260
Apparatus for treating a used wiping solution
Inventor:
Giacomo Martini
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Sep 26, 2002
Inventor
Giacomo Martini
Assignee (at issue)
De La Rue Giori S.A.
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.