Granted Patent
Utility
US 6,588,696 · App. 09/623,721
Method and apparatus in unwinding
Inventors:
Vesa Riihelä, Timo Eskola
Patented Case
View Patent ↗
Granted: Jul 8, 2003
Filed: Aug 31, 2000
Inventors
Vesa Riihelä
Timo Eskola
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.