IP Library Patent Application 09914905
Patent Application Utility PCT National Stage
App. No. 09/914,905 · Confirmation No. 6553

MULTI-CHAMBERED MUFFLER

Inventor: James R. Allman
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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Code Description Pages PDF
2022-08-04 OATH Oath or Declaration filed 77 View
2003-09-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-07-03 LET. Miscellaneous Incoming Letter 1 View
2003-07-03 DRW Drawings-only black and white line drawings 4 View
2001-10-30 LET. Miscellaneous Incoming Letter 22 View
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Quick Facts
App. No.
09/914,905
Filed
2001-10-30
Effective Filing
2001-09-05
Granted
2003-12-09
Art Unit
2837
PTA
0 days