IP Library Granted Patent US 6,663,727
Granted Patent Utility
US 6,663,727 · Confirmation No. 9859

STEEL ALLOY RAILWAY WHEELS

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Code Description Pages PDF
2003-10-10 IFEE Issue Fee Payment (PTO-85B) 4 View
2002-02-21 TRNA Transmittal of New Application 2 View
2002-02-21 ADS Application Data Sheet 1 View
2002-02-21 SPEC Specification 10 View
2002-02-21 CLM Claims 4 View
2002-02-21 ABST Abstract 1 View
2002-02-21 DRW Drawings-only black and white line drawings 1 View
2002-02-21 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,663,727
App. No.
10/080,312
Filed
2002-02-21
Granted
2003-12-16
Pub. No.
US20020074065A1
Examiner
YEE, DEBORAH
Art Unit
1742
PTA
0 days