Granted Patent
Utility
US 5,601,920 · App. 08/418,421
Covered roll and a method for making the same
Inventors:
Jan Paasonen, Seppo A. Ylisel a
Patented Case
View Patent ↗
Granted: Feb 11, 1997
Filed: Apr 6, 1995
Inventors
Jan Paasonen
Seppo A. Ylisel a
Assignee (at issue)
STOWE WOODWARD LICENSCO LLC
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.