IP Library › Patent Application 09977640
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App. No. 09/977,640 · Confirmation No. 4239

MITIGATION OF 3RD HARMONIC CURRENTS IN ELECTRICAL POWER DISTRIBUTION SYSTEMS

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2015-03-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-03-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2015-02-27 PA.. Power of Attorney 1 View
2015-02-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2015-02-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-04-07 PA.. Power of Attorney 2 View
2011-04-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-04-07 TRAN.LET Transmittal Letter 2 View
2003-08-27 LET. Miscellaneous Incoming Letter 3 View
2003-08-27 DRW Drawings-only black and white line drawings 3 View
2003-07-28 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-04-26 TRNA Transmittal of New Application 3 View
2002-04-26 DRW Drawings-only black and white line drawings 11 View
2001-10-11 TRNA Transmittal of New Application 1 View
2001-10-11 SPEC Specification 9 View
2001-10-11 CLM Claims 5 View
2001-10-11 ABST Abstract 1 View
2001-10-11 DRW Drawings-only black and white line drawings 11 View
2001-10-11 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
09/977,640
Filed
2001-10-11
Granted
2003-10-21
Pub. No.
US20020114118A1
Art Unit
2182
PTA
-166 days