IP Library › Patent Application 09975121
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App. No. 09/975,121 · Confirmation No. 3534

VOLTAGE CONTROL ON A TRAIN SYSTEM

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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 Code Description Pages PDF
2003-11-26 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-10-09 TRNA Transmittal of New Application 3 View
2001-10-09 A.PE Preliminary Amendment 14 View
2001-10-09 SPEC Specification 29 View
2001-10-09 CLM Claims 5 View
2001-10-09 ABST Abstract 1 View
2001-10-09 DRW Drawings-only black and white line drawings 7 View
2001-10-09 OATH Oath or Declaration filed 1 View
2001-10-09 TRNA Transmittal of New Application 3 View
2001-10-09 A.PE Preliminary Amendment 14 View
2001-10-09 SPEC Specification 29 View
2001-10-09 CLM Claims 5 View
2001-10-09 ABST Abstract 1 View
2001-10-09 DRW Drawings-only black and white line drawings 7 View
2001-10-09 OATH Oath or Declaration filed 1 View
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Quick Facts
App. No.
09/975,121
Filed
2001-10-09
Granted
2004-01-20
Art Unit
3661
PTA
-102 days