D DATA INC

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2008/0305,324 Multilayer Optical Disc Construction and FabricationAbandonedSep 12, 06Dec 11, 08[B32B]
7406021 Electroluminescent multilayer optical information storage medium with integrated readout and composition of matter for use thereinExpiredNov 15, 04Jul 29, 08[G11B]
7406027 Optical data storage system having combined fluorescent three-dimensional information carrierExpiredDec 13, 05Jul 29, 08[G11B]
2008/0094,990 COMBINED FLUORESCENT-REFLECTIVE MEDIA AND MEDIA READING DEVICEAbandonedOct 17, 07Apr 24, 08[G11B]
7226637 Manufacturing method for multilayer fluorescent information carriersExpiredJan 18, 01Jun 05, 07[B05D]
7116628 Electroluminescent multilayer optical information storage medium with integrated readout and composition of matter for use thereinExpiredNov 15, 04Oct 03, 06[G11B]
7101655 Method for increasing fluorescent signal of optical disks with fluorescent reading and resultant discsExpiredJan 28, 00Sep 05, 06[G11B]
7094517 Recording layer with organic dye-in-polymer (DIP) medium for write-once-read-many (WORM) optical discs with fluorescent readingExpiredMay 13, 99Aug 22, 06[G11B]
2006/0169,401 Method of making fluorescent discsAbandonedMar 08, 06Aug 03, 06[B29C, B32B]
7082093 Optical data storage system having combined fluorescent three-dimensional information carrierExpiredJul 14, 00Jul 25, 06[G11B]
6992965 Reading method and apparatus for a three-dimensional information carrierExpiredAug 26, 98Jan 31, 06[G11B]
6960426 Silver halide material for optical memory devices with luminescent reading and methods for the treatment thereofExpiredJan 15, 02Nov 01, 05[G03C]
6835431 Fluorescent composition for the manufacture of CD-ROM type optical memory disksExpiredSep 18, 01Dec 28, 04[B32B]
6819649 Electroluminescent multilayer optical information storage medium with integrated readout and compositions of matter for use thereinExpiredFeb 11, 00Nov 16, 04[G11B]
6721257 Multilayer recordable optical medium with fluorescent readingExpiredJun 04, 01Apr 13, 04[G11B]
6692246 Apparatus for uninterrupted multi-layer disc manufacturingExpiredOct 31, 00Feb 17, 04[B29D]
6682799 Organic recording medium for fluorescent worm disksExpiredApr 20, 01Jan 27, 04[B32B]
6522616 Multilayer optical information storage medium based on incoherent signalExpiredFeb 11, 00Feb 18, 03[G11B]
6507545 Method for data reading/writing using an optical carrier with pattern information pitsExpiredFeb 12, 01Jan 14, 03[G11B]
6500602 Production of optical recording media having plural luminescent recording layers by embossing the recording layerExpiredOct 23, 00Dec 31, 02[B29C]

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