Granted Patent
Utility
US 6,758,135 · App. 10/182,368
Method and device for moisturization of a paper or board web in calendering
Inventors:
Pekka Linnonmaa, Antti Heikkinen, Markku Kyytsonen, Ville Vuorijärvi, Pekka Moisio
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Oct 23, 2002
Inventors
Pekka Linnonmaa
Antti Heikkinen
Markku Kyytsonen
Ville Vuorijärvi
Pekka Moisio
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.