IP Library › Granted Patent US 6,807,774
Granted Patent Utility
US 6,807,774 · Confirmation No. 7163

GREASELESS FULCRUM FOR A RAILCAR DOOR

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2016-10-13 PETDEC Petition Decision 1 View
2016-04-21 PET.OP Petition for review by the Office of Petitions 4 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
2004-04-09 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-02-13 TRNA Transmittal of New Application 2 View
2002-02-13 SPEC Specification 13 View
2002-02-13 CLM Claims 5 View
2002-02-13 ABST Abstract 1 View
2002-02-13 DRW Drawings-only black and white line drawings 5 View
2002-02-13 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,807,774
App. No.
10/074,994
Filed
2002-02-13
Granted
2004-10-26
Art Unit
3634
PTA
-122 days