IP Library › Granted Patent US 6,620,494
Granted Patent Utility
US 6,620,494 · Confirmation No. 7325

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 Code Description Pages PDF
2025-05-05 OATH Oath or Declaration filed 5 View
2001-12-27 TRNA Transmittal of New Application 2 View
2001-12-27 A.PE Preliminary Amendment 4 View
2001-12-27 SPEC Specification 18 View
2001-12-27 CLM Claims 2 View
2001-12-27 ABST Abstract 1 View
2001-12-27 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,620,494
App. No.
10/026,945
Filed
2001-12-27
Granted
2003-09-16
Pub. No.
US20020127381A1
Art Unit
1773
PTA
0 days