IP Library › Granted Patent US 6,693,873
Granted Patent Utility
US 6,693,873 · Confirmation No. 5789

INFORMATION RECORDING MEDIUM HAVING PARALLEL GROOVES WITH ALTERNATING CONVEX-CONCAVE SECTIONS

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 Code Description Pages PDF
2003-12-08 IFEE Issue Fee Payment (PTO-85B) 4 View
2002-07-17 TRNA Transmittal of New Application 4 View
2002-07-17 SPEC Specification 98 View
2002-07-17 CLM Claims 2 View
2002-07-17 ABST Abstract 1 View
2002-07-17 DRW Drawings-only black and white line drawings 18 View
2002-07-17 OATH Oath or Declaration filed 3 View
2002-05-01 TRNA Transmittal of New Application 2 View
2002-05-01 ADS Application Data Sheet 2 View
2002-05-01 SPEC Specification 67 View
2002-05-01 DRW Drawings-only black and white line drawings 20 View
2002-05-01 LET. Miscellaneous Incoming Letter 2 View
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Quick Facts
Patent No.
US 6,693,873
App. No.
10/135,844
Filed
2002-05-01
Granted
2004-02-17
Pub. No.
US20020172139A1
Examiner
NEYZARI, ALI
Art Unit
2655
PTA
0 days