IP Library Granted Patent US 6,816,447
Granted Patent Utility
US 6,816,447 · Confirmation No. 9472

CREATION OF SYNCHRONIZATION MARKS IN MULTILEVEL OPTICAL DATA STORAGE

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Code Description Pages PDF
2004-09-30 IFEE Issue Fee Payment (PTO-85B) 3 View
2001-09-04 TRNA Transmittal of New Application 4 View
2001-09-04 DRW Drawings-only black and white line drawings 11 View
2001-05-31 TRNA Transmittal of New Application 2 View
2001-05-31 SPEC Specification 33 View
2001-05-31 CLM Claims 5 View
2001-05-31 ABST Abstract 1 View
2001-05-31 DRW Drawings-only black and white line drawings 11 View
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Quick Facts
Patent No.
US 6,816,447
App. No.
09/872,486
Filed
2001-05-31
Granted
2004-11-09
Art Unit
2652
PTA
-5 days