IP Library › Granted Patent US 6,487,941
Granted Patent Utility
US 6,487,941 · Confirmation No. 6852

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Inventor: Qiu Jian Ping
Patented Case View Patent ↗
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 Code Description Pages PDF
2001-10-01 TRNA Transmittal of New Application 1 View
2001-10-01 SPEC Specification 9 View
2001-10-01 CLM Claims 4 View
2001-10-01 ABST Abstract 1 View
2001-10-01 DRW Drawings-only black and white line drawings 8 View
2001-10-01 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,487,941
App. No.
09/967,680
Filed
2001-10-01
Granted
2002-12-03
Art Unit
3723
PTA
-118 days