IP Library Granted Patent US 6,672,749
Granted Patent Utility
US 6,672,749 · Confirmation No. 1453

OPTICALLY MARKED SURFACE

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Code Description Pages PDF
2003-08-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-21 LET. Miscellaneous Incoming Letter 2 View
2001-04-25 TRNA Transmittal of New Application 12 View
2001-04-25 SPEC Specification 14 View
2001-04-25 CLM Claims 5 View
2001-04-25 ABST Abstract 1 View
2001-04-25 DRW Drawings-only black and white line drawings 8 View
2001-04-25 OATH Oath or Declaration filed 9 View
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Quick Facts
Patent No.
US 6,672,749
App. No.
09/844,237
Filed
2001-04-25
Granted
2004-01-06
Pub. No.
US20020159275A1
Examiner
WARD, JOHN A
Art Unit
2875
PTA
-109 days