Granted Patent
Utility
US 5,755,828 · App. 08/768,616
Method and composition for increasing the strength of compositions containing high-bulk fibers
Inventor:
John A. Westland
Patented Case
View Patent ↗
Granted: May 26, 1998
Filed: Dec 18, 1996
Inventor
John A. Westland
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.