IP Library Granted Patent US 6,672,224
Granted Patent Utility
US 6,672,224 · Confirmation No. 6108

RAILWAY CAR TRUCK

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Code Description Pages PDF
2003-10-23 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-10-23 LET. Miscellaneous Incoming Letter 2 View
2003-10-23 C.AD Change of Address 1 View
2002-03-18 TRNA Transmittal of New Application 5 View
2002-03-18 SPEC Specification 10 View
2002-03-18 CLM Claims 4 View
2002-03-18 ABST Abstract 1 View
2002-03-18 DRW Drawings-only black and white line drawings 5 View
2002-03-18 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,672,224
App. No.
10/100,576
Filed
2002-03-18
Granted
2004-01-06
Pub. No.
US20020152923A1
Art Unit
3617
PTA
0 days