IP Library › Granted Patent US 6,668,472
Granted Patent Utility
US 6,668,472 · Confirmation No. 1856

WEDGE-LOCKING SYSTEM AND EXCAVATION BUCKET ASSEMBLY WITH WEDGE-LOCKING SYSTEM

Inventor: Robert Bierwith
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2021-12-30 SES.LOSS.ELC Notification of loss of entitlement to small entity status via Patent Application Information Retrieval (PAIR) 1 View
2003-11-10 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-10 LET. Miscellaneous Incoming Letter 1 View
2003-11-10 DRW Drawings-only black and white line drawings 7 View
2002-11-04 TRNA Transmittal of New Application 2 View
2002-11-04 DRW Drawings-only black and white line drawings 7 View
2002-11-04 LET. Miscellaneous Incoming Letter 1 View
2002-09-16 TRNA Transmittal of New Application 4 View
2002-09-16 OATH Oath or Declaration filed 1 View
2002-07-15 TRNA Transmittal of New Application 1 View
2002-07-15 ADS Application Data Sheet 3 View
2002-07-15 SPEC Specification 10 View
2002-07-15 CLM Claims 3 View
2002-07-15 ABST Abstract 1 View
2002-07-15 DRW Drawings-only black and white line drawings 7 View
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Quick Facts
Patent No.
US 6,668,472
App. No.
10/196,570
Filed
2002-07-15
Granted
2003-12-30
Pub. No.
US20030037467A1
Art Unit
3671
PTA
-96 days