Granted Patent
Utility
US 6,655,130 · App. 09/702,992
System and controls for near zero cold start tailpipe emissions in internal combustion engines
Inventors:
John Kirwan, Malcolm James Grieve, Ather Quader
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Oct 30, 2000
Inventors
John Kirwan
Malcolm James Grieve
Ather Quader
Assignee (at issue)
Delphi Technologies
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.