IP Library › Granted Patent US 6,539,131
Granted Patent Utility
US 6,539,131 · Confirmation No. 6667

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2003-08-21 C.AD Change of Address 1 View
2001-08-21 TRNA Transmittal of New Application 1 View
2001-08-21 SPEC Specification 19 View
2001-08-21 CLM Claims 7 View
2001-08-21 ABST Abstract 1 View
2001-08-21 DRW Drawings-only black and white line drawings 4 View
2001-08-21 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,539,131
App. No.
09/933,644
Filed
2001-08-21
Granted
2003-03-25
Art Unit
2882
PTA
-5 days