Granted Patent
Utility
US 6,164,198 · App. 09/213,107
Apparatus for calendering paper
Inventors:
Petter Honkalampi, Nils-Erik Safman, Timo Torvi, Thomas Berglind
Patented Case
View Patent ↗
Granted: Dec 26, 2000
Filed: Dec 18, 1998
Inventors
Petter Honkalampi
Nils-Erik Safman
Timo Torvi
Thomas Berglind
Assignee (at issue)
Valmet Aktiebolag
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.