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App. No. 09/884,753 · Confirmation No. 2835

METHOD AND SYSTEM FOR OPTIMIZING PURGE OF EXHAUST GAS CONSTITUENT STORED IN AN EMISSION CONTROL DEVICE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-11-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-06-19 TRNA Transmittal of New Application 1 View
2001-06-19 SPEC Specification 22 View
2001-06-19 CLM Claims 5 View
2001-06-19 ABST Abstract 1 View
2001-06-19 DRW Drawings-only black and white line drawings 15 View
2001-06-19 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/884,753
Filed
2001-06-19
Granted
2004-02-10
Pub. No.
US20030004634A1
Examiner
VO, HIEU T
Art Unit
3747
PTA
0 days