IP Library › Granted Patent US 6,671,249
Granted Patent Utility
US 6,671,249 · Confirmation No. 9058

OPTICAL RECORDING MEDIUM, DATA RECORDING METHOD FOR REWRITABLE-TYPE PHASE CHANGE TYPE OPTICAL DISC. DATA ERASE METHOD FOR REWRITABLE COMPACT DISC. DATA ERASE METHOD FOR REWRITABLE PHASE CHANGE TYPE RECORDING MEDIUM, READ ONLY DATA ERASE METHOD, AND RECORDING/READOU

Inventor: Michikazu Horie
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2020-02-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-02-27 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-02-24 PA.. Power of Attorney 2 View
2020-02-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-10-16 IFEE Issue Fee Payment (PTO-85B) 2 View
2001-08-27 TRNA Transmittal of New Application 2 View
2001-08-27 SPEC Specification 111 View
2001-08-27 CLM Claims 12 View
2001-08-27 ABST Abstract 1 View
2001-08-27 DRW Drawings-only black and white line drawings 20 View
2001-08-27 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,671,249
App. No.
09/942,277
Filed
2001-08-27
Granted
2003-12-30
Pub. No.
US20020064111A1
Art Unit
2653
PTA
0 days