Granted Patent
Utility
US 6,681,619 · App. 09/681,623
System for determining the effectiveness of a catalytic coating on a radiator in a motor vehicle
Inventors:
Peter Alleving, Anders Unger, Jan O. Skold, Martin Petersson, Erland Max
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: May 10, 2001
Inventors
Peter Alleving
Anders Unger
Jan O. Skold
Martin Petersson
Erland Max
Assignee (at issue)
VOLVO CAR CORPORATION
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.