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App. No. 09/855,983 · Confirmation No. 1606

SPARK ARRESTER WITH SPARK FILTER

Inventor: Andrew J. Herold
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
2001-05-15 TRNA Transmittal of New Application 5 View
2001-05-15 SPEC Specification 7 View
2001-05-15 CLM Claims 4 View
2001-05-15 ABST Abstract 1 View
2001-05-15 DRW Drawings-only black and white line drawings 2 View
2001-05-15 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
09/855,983
Filed
2001-05-15
Granted
2002-10-22
Art Unit
2837
PTA
-48 days