Granted Patent
Utility
US 6,387,259 · App. 09/722,052
Spin-on filter assemblies
Inventor:
Mark A. Roll
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Nov 27, 2000
Inventor
Mark A. Roll
Assignee (at issue)
DANA LIMITED
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.