Granted Patent
Utility
US 6,797,113 · App. 10/336,365
Use of thinnings and other low specific gravity wood for lyocell pulps method
Inventors:
James E. Sealey, II, W. Harvey Persinger, Jr., Kent Robarge, Mengkui Luo
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Jan 2, 2003
Inventors
James E. Sealey, II
W. Harvey Persinger, Jr.
Kent Robarge
Mengkui Luo
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.