Granted Patent
Utility
US 6,579,414 · App. 10/260,867
Method for enhancing the softness of a fibrous web
Inventor:
Richard A. Jewell
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Sep 27, 2002
Inventor
Richard A. Jewell
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.