IP Library › Granted Patent US 6,569,348
Granted Patent Utility
US 6,569,348 · Confirmation No. 1077

TREATING COAL AND OTHER PILED MATERIALS TO INHIBIT FREEZE-BINDING

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 Code Description Pages PDF
2015-05-22 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-05-22 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-05-21 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-05-21 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-04-20 PA.. Power of Attorney 1 View
2015-04-20 N417 Electronic Filing System Acknowledgment Receipt 2 View
2015-04-20 R3.73 Assignee showing of ownership per 37 CFR 3.73 3 View
2015-03-26 PEFN Pre-Exam Formalities Notice 1 View
2015-03-26 N572 Response - Re: Informal Power of Attorney (PTOL-308) 2 View
2015-03-20 PA.. Power of Attorney 1 View
2015-03-20 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-08-12 TRNA Transmittal of New Application 1 View
2002-08-12 SPEC Specification 10 View
2002-08-12 CLM Claims 2 View
2002-08-12 ABST Abstract 1 View
2002-08-12 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,569,348
App. No.
10/217,045
Filed
2002-08-12
Granted
2003-05-27
Art Unit
1755
PTA
0 days