Granted Patent
Utility
US 6,769,199 · App. 10/187,213
Process for producing dried singulated cellulose pulp fibers using a jet drier and injected steam and the product resulting therefrom
Inventors:
Michael Vrbanac, Ramon Dezutter, Brian Wester, Michael J. Yancey
Patented Case
View Patent ↗
Granted: Aug 3, 2004
Filed: Jun 28, 2002
Inventors
Michael Vrbanac
Ramon Dezutter
Brian Wester
Michael J. Yancey
Assignee (at issue)
Weyerhaeuser NR 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.