IP Library Granted Patent US 6,539,312
Granted Patent Utility
US 6,539,312 · Confirmation No. 3457

SAMPLING SYSTEM FOR OBTAINING PIPELINE GAS SAMPLES

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Code Description Pages PDF
2013-05-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-05-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-03-29 PA.. Power of Attorney 1 View
2013-03-29 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-03-29 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2001-09-13 TRNA Transmittal of New Application 4 View
2001-09-13 SPEC Specification 12 View
2001-09-13 CLM Claims 5 View
2001-09-13 ABST Abstract 1 View
2001-09-13 DRW Drawings-only black and white line drawings 2 View
2001-09-13 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,539,312
App. No.
09/951,587
Filed
2001-09-13
Granted
2003-03-25
Art Unit
2863
PTA
0 days