Granted Patent
Utility
US 6,328,681 · App. 09/234,734
Elastomeric roll cover with ultra high molecular weight polyethylene filler
Inventor:
John Stephens
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: Jan 21, 1999
Inventor
John Stephens
Assignee (at issue)
Stowe Woodward, L.L.C.
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.