Granted Patent
Utility
US 6,458,246 · App. 09/825,088
Papermaking machine for forming tissue employing an air press
Inventors:
Roger A. Kanitz, Thomas D. Rogers
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Apr 3, 2001
Inventors
Roger A. Kanitz
Thomas D. Rogers
Assignees (at issue)
Metso Paper Inc.
MITSUBISHI ELECTRIC CORPORATION
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.