IP Library › Granted Patent US 6,516,720
Granted Patent Utility
US 6,516,720 · Confirmation No. 4283

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2016-04-13 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-03-06 TRNA Transmittal of New Application 2 View
2002-03-06 ABST Abstract 1 View
2001-12-20 TRNA Transmittal of New Application 2 View
2001-12-20 A.PE Preliminary Amendment 27 View
2001-12-20 SPEC Specification 6 View
2001-12-20 CLM Claims 3 View
2001-12-20 DRW Drawings-only black and white line drawings 2 View
2001-12-20 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,516,720
App. No.
10/029,044
Filed
2001-12-20
Granted
2003-02-11
Pub. No.
US20020088357A1
Art Unit
2854
PTA
-6 days