Granted Patent
Utility
US 6,802,938 · App. 09/770,340
Low density paper and paperboard articles
Inventors:
Kosaraju Mohan, Alexander A. Koukoulas
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: Jan 26, 2001
Inventors
Kosaraju Mohan
Alexander A. Koukoulas
Assignee (at issue)
INTERNATIONAL PAPER COMPANY
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.