IP Library Granted Patent US 6,694,897
Granted Patent Utility
US 6,694,897 · Confirmation No. 7882

TABLE

Inventor: Leng Lou-Hao
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Code Description Pages PDF
2022-01-10 OATH Oath or Declaration filed 44 View
2004-01-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-10 LET. Miscellaneous Incoming Letter 1 View
2003-11-10 DRW Drawings-only black and white line drawings 5 View
2002-12-06 TRNA Transmittal of New Application 3 View
2002-12-06 SPEC Specification 9 View
2002-12-06 CLM Claims 4 View
2002-12-06 ABST Abstract 1 View
2002-12-06 DRW Drawings-only black and white line drawings 5 View
2002-12-06 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,694,897
App. No.
10/313,177
Filed
2002-12-06
Granted
2004-02-24
Pub. No.
US20030121459A1
Examiner
CHEN, JOSE V
Art Unit
3637
PTA
-107 days