IP Library › Granted Patent US 6,722,288
Granted Patent Utility
US 6,722,288 · Confirmation No. 8828

RAILWAY BOX CAR WITH LOWER CENTER OF GRAVITY

Inventor: Albert A. Beers
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-01-21 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-01-21 LET. Miscellaneous Incoming Letter 2 View
2002-05-01 TRNA Transmittal of New Application 3 View
2002-05-01 SPEC Specification 20 View
2002-05-01 CLM Claims 9 View
2002-05-01 ABST Abstract 1 View
2002-05-01 DRW Drawings-only black and white line drawings 2 View
2002-05-01 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,722,288
App. No.
10/136,128
Filed
2002-05-01
Granted
2004-04-20
Pub. No.
US20020170459A1
Examiner
LE, MARK T
Art Unit
3617
PTA
-121 days