Granted Patent
Utility
US 6,782,637 · App. 10/051,392
System for making dried singulated crosslinked cellulose pulp fibers
Inventors:
Michael J. Yancey, Brian Wester, Michael Vrbanac, Ramon Dezutter
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Jan 16, 2002
Inventors
Michael J. Yancey
Brian Wester
Michael Vrbanac
Ramon Dezutter
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.