IP Library Granted Patent US 6,833,272
Granted Patent Utility
US 6,833,272 · App. 09/608,761

Method and apparatus for determining the storage state of an ammonia-storing SCR catalyst

Inventors: Klaus Binder, Tillmann Braun, Michael-Rainer Busch, Aleksandar Knezevic, Klaus Marquardt, Ralf Moos, Carsten Plog
Patented Case View Patent ↗
Granted: Dec 21, 2004 Filed: Jun 30, 2000
Inventors
Klaus Binder
Tillmann Braun
Michael-Rainer Busch
Aleksandar Knezevic
Klaus Marquardt
Ralf Moos
Carsten Plog
Assignee (at issue)
Daimlerchrysler AG

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,833,272
App. No.
09/608,761
Filed
2000-06-30
Granted
2004-12-21
Kind
B1