IP Library Granted Patent US 6,644,223
Granted Patent Utility
US 6,644,223 · Confirmation No. 3402

DISC OPENER ASSEMBLY FOR A SEED PLANTER

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Code Description Pages PDF
2006-06-21 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-08-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-03-18 TRNA Transmittal of New Application 2 View
2002-03-18 A.PE Preliminary Amendment 1 View
2002-03-18 DRW Drawings-only black and white line drawings 2 View
2002-01-10 TRNA Transmittal of New Application 2 View
2002-01-10 SPEC Specification 13 View
2002-01-10 CLM Claims 6 View
2002-01-10 ABST Abstract 1 View
2002-01-10 DRW Drawings-only black and white line drawings 15 View
2002-01-10 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,644,223
App. No.
10/045,558
Filed
2002-03-18
Effective Filing
2002-01-10
Granted
2003-11-11
Pub. No.
US20020166486A1
Art Unit
3671
PTA
-28 days