IP Library › Granted Patent US 6,647,896
Granted Patent Utility
US 6,647,896 · Confirmation No. 7869

GREASELESS HANGER ASSEMBLY FOR A RAILCAR DOOR

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2015-04-27 IMIS Miscellaneous Internal Document 1 View
2008-12-02 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-09-09 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-09-09 LET. Miscellaneous Incoming Letter 3 View
2003-09-09 REM Applicant Arguments/Remarks Made in an Amendment 1 View
2003-09-09 DRW Drawings-only black and white line drawings 3 View
2002-01-14 TRNA Transmittal of New Application 2 View
2002-01-14 SPEC Specification 9 View
2002-01-14 CLM Claims 4 View
2002-01-14 ABST Abstract 1 View
2002-01-14 DRW Drawings-only black and white line drawings 3 View
2002-01-14 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,647,896
App. No.
10/047,098
Filed
2002-01-14
Granted
2003-11-18
Examiner
LE, MARK T
Art Unit
3617
PTA
-4 days