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App. No. 09/915,879 · Confirmation No. 7509

HEATING CONTROL SYSTEM WHICH MINIMIZES AC POWER LINE VOLTAGE FLUCTUATIONS

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
2004-03-05 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-02-12 LET. Miscellaneous Incoming Letter 1 View
2004-02-12 DRW Drawings-only black and white line drawings 4 View
2001-09-21 TRNA Transmittal of New Application 1 View
2001-09-21 A.PE Preliminary Amendment 1 View
2001-09-21 DRW Drawings-only black and white line drawings 4 View
2001-07-27 TRNA Transmittal of New Application 1 View
2001-07-27 SPEC Specification 10 View
2001-07-27 CLM Claims 3 View
2001-07-27 ABST Abstract 1 View
2001-07-27 DRW Drawings-only black and white line drawings 4 View
2001-07-27 OATH Oath or Declaration filed 2 View
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Quick Facts
App. No.
09/915,879
Filed
2001-07-27
Granted
2004-04-27
Pub. No.
US20030019866A1
Examiner
HOANG, TU BA
Art Unit
3761
PTA
-76 days