IP Library Granted Patent US 6,755,644
Granted Patent Utility
US 6,755,644 · Confirmation No. 6332

METHOD AND APPARATUS FOR OPERATING GASEOUS FUEL FIRED HEATER

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Code Description Pages PDF
2004-05-24 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-19 TRNA Transmittal of New Application 4 View
2001-12-19 SPEC Specification 18 View
2001-12-19 CLM Claims 8 View
2001-12-19 ABST Abstract 1 View
2001-12-19 DRW Drawings-only black and white line drawings 11 View
2001-12-19 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,755,644
App. No.
10/025,172
Filed
2001-12-19
Granted
2004-06-29
Pub. No.
US20030111023A1
Art Unit
3749
PTA
-6 days