Granted Patent
Utility
US 6,440,271 · App. 09/743,558
Method and apparatus in moistening of a web
Inventors:
Antti Heikkinen, Mikko Tani
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Jan 9, 2001
Inventors
Antti Heikkinen
Mikko Tani
Assignee (at issue)
Metso Paper Inc.
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.