IP Library › Granted Patent US 6,631,492
Granted Patent Utility
US 6,631,492 · Confirmation No. 3586

MULTITRACK DATA RECORDING AND READ OUT OF RECORDED MULTITRACK DIGITAL DATA FOR ERROR CORRECTION

Inventor: Alan B. Marchant
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2012-04-18 PA.. Power of Attorney 1 View
2012-04-18 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-04-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2010-10-12 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-10-12 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2010-10-04 PA.. Power of Attorney 1 View
2010-10-04 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-10-04 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2007-04-09 LET. Miscellaneous Incoming Letter 1 View
2007-04-09 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-08-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-01-02 TRNA Transmittal of New Application 1 View
2001-01-02 SPEC Specification 13 View
2001-01-02 CLM Claims 2 View
2001-01-02 ABST Abstract 1 View
2001-01-02 DRW Drawings-only black and white line drawings 4 View
2001-01-02 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,631,492
App. No.
09/754,386
Filed
2001-01-02
Granted
2003-10-07
Pub. No.
US20020124225A1
Art Unit
2133
PTA
0 days