IP Library Granted Patent US 6,557,646
Granted Patent Utility
US 6,557,646 · Confirmation No. 8822

MULCH-TILL RIPPER

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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
2002-02-06 TRNA Transmittal of New Application 2 View
2002-02-06 SPEC Specification 15 View
2002-02-06 CLM Claims 5 View
2002-02-06 ABST Abstract 1 View
2002-02-06 DRW Drawings-only black and white line drawings 5 View
2002-02-06 OATH Oath or Declaration filed 6 View
2002-02-06 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
Patent No.
US 6,557,646
App. No.
10/068,327
Filed
2002-02-06
Granted
2003-05-06
Art Unit
3671
PTA
0 days