IP Library › Granted Patent US 6,439,137
Granted Patent Utility
US 6,439,137 · Confirmation No. 9574

SELF-ANCHORING EXPANSION GAP ASSEMBLY FOR A GASIFIER

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 Code Description Pages PDF
2019-11-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-11-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-11-11 PA.. Power of Attorney 2 View
2019-11-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2019-11-11 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2001-03-16 TRNA Transmittal of New Application 2 View
2001-03-16 SPEC Specification 25 View
2001-03-16 CLM Claims 8 View
2001-03-16 ABST Abstract 1 View
2001-03-16 DRW Drawings-only black and white line drawings 6 View
2001-03-16 OATH Oath or Declaration filed 2 View
2001-03-16 TRNA Transmittal of New Application 2 View
2001-03-16 SPEC Specification 25 View
2001-03-16 CLM Claims 8 View
2001-03-16 ABST Abstract 1 View
2001-03-16 DRW Drawings-only black and white line drawings 6 View
2001-03-16 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,439,137
App. No.
09/810,053
Filed
2001-03-16
Granted
2002-08-27
Pub. No.
US20020129751A1
Art Unit
3749
PTA
-28 days