IP Library › Patent Application 61557077
Patent Application Provisional
App. No. 61/557,077 · Confirmation No. 6288

Enhance the NOx reduction over a three way catalyst by the use of hydro carbons in the exhaust

Provisional Application Expired
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2013-03-07 PD.TO.AUTH Authorization or Rescission of Authorization to Access Application by Digital Access Service /Priority Document Exchange Office 2 View
2013-03-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-11-28 APP.FILE.REC Filing Receipt 3 View
2011-11-08 TR.PROV Provisional Cover Sheet (SB16) 3 View
2011-11-08 SPEC Specification 4 View
2011-11-08 WFEE Fee Worksheet (SB06) 2 View
2011-11-08 N417 Electronic Filing System Acknowledgment Receipt 2 View
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Quick Facts
App. No.
61/557,077
Filed
2011-11-08