IP Library Patent Application 09931026
Patent Application Utility
App. No. 09/931,026 · Confirmation No. 2690

METHOD AND APPARATUS FOR CLASSIFYING A MUSICAL PIECE CONTAINING PLURAL NOTES

Inventor: Tong Zhang
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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Code Description Pages PDF
2002-01-17 TRNA Transmittal of New Application 2 View
2002-01-17 DRW Drawings-only black and white line drawings 8 View
2001-08-17 TRNA Transmittal of New Application 1 View
2001-08-17 SPEC Specification 24 View
2001-08-17 CLM Claims 4 View
2001-08-17 ABST Abstract 1 View
2001-08-17 DRW Drawings-only black and white line drawings 8 View
2001-08-17 OATH Oath or Declaration filed 1 View
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Quick Facts
App. No.
09/931,026
Filed
2001-08-17
Granted
2002-11-05
Art Unit
2837
PTA
-51 days