IP Library Granted Patent US 6,681,720
Granted Patent Utility
US 6,681,720 · Confirmation No. 8771

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Code Description Pages PDF
2003-11-05 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-05-01 TRNA Transmittal of New Application 4 View
2002-05-01 SPEC Specification 17 View
2002-05-01 CLM Claims 9 View
2002-05-01 ABST Abstract 1 View
2002-05-01 DRW Drawings-only black and white line drawings 7 View
2002-05-01 OATH Oath or Declaration filed 13 View
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Quick Facts
Patent No.
US 6,681,720
App. No.
10/136,677
Filed
2002-05-01
Granted
2004-01-27
Examiner
ZERR, JOHN W
Art Unit
3644
PTA
0 days