Granted Patent
Utility
US 6,189,280 · App. 09/213,629
Wall exposed to wear, wear-resisting lining element and fastening means therefor
Inventor:
Mats Malmberg
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Dec 18, 1998
Inventor
Mats Malmberg
Assignee (at issue)
Sveldala Trellex AB
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.