IP Library › Granted Patent US 6,746,057
Granted Patent Utility
US 6,746,057 · Confirmation No. 7087

THREADED JOINT FOR STEEL PIPES HAVING IMPROVED GALLING RESISTANCE AND RUST-PREVENTING PROPERTIES

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 Code Description Pages PDF
2004-04-12 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-09-25 TRNA Transmittal of New Application 2 View
2002-09-25 A.PE Preliminary Amendment 5 View
2002-09-25 SPEC Specification 30 View
2002-09-25 CLM Claims 2 View
2002-09-25 ABST Abstract 1 View
2002-09-25 DRW Drawings-only black and white line drawings 1 View
2002-09-25 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,746,057
App. No.
10/253,421
Filed
2002-09-25
Granted
2004-06-08
Pub. No.
US20030094810A1
Art Unit
3679
PTA
-28 days