IP Library › Granted Patent US 6,553,917
Granted Patent Utility
US 6,553,917 · Confirmation No. 2957

AUTO RACK RAILROAD CAR BUMPER GUARD DEVICE

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 Code Description Pages PDF
2009-04-20 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-04-20 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-04-15 PA.. Power of Attorney 2 View
2009-04-15 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-09-11 TRNA Transmittal of New Application 5 View
2001-09-11 SPEC Specification 11 View
2001-09-11 CLM Claims 7 View
2001-09-11 ABST Abstract 1 View
2001-09-11 DRW Drawings-only black and white line drawings 4 View
2001-09-11 OATH Oath or Declaration filed 6 View
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Quick Facts
Patent No.
US 6,553,917
App. No.
09/951,488
Filed
2001-09-11
Granted
2003-04-29
Examiner
LE, MARK T
Art Unit
3617
PTA
-27 days