DATAPLAY, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 3135
 
  
 
G06Q DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES, NOT OTHERWISE PROVIDED FOR 2172
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 2283
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 2240
 
  
 
G11C STATIC STORES 1150
 
  
 
H03M CODING, DECODING OR CODE CONVERSION, IN GENERAL 1110

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8001391 Method of encrypting and decrypting data stored on a storage device using an embedded encryption/decryption meansApr 17, 08Aug 16, 11[H04L, G06F]
7729495 System and method for detecting unauthorized copying of encrypted dataAug 27, 01Jun 01, 10[H04N]
7672903 Revocation method and apparatus for secure contentAug 27, 01Mar 02, 10[G06F]
7310821 Host certification method and systemAug 27, 01Dec 18, 07[G06F]
7191153 Content distribution method and apparatusSep 10, 99Mar 13, 07[G06Q]
7110982 Secure access method and systemAug 27, 01Sep 19, 06[G06Q]
7051054 Method and apparatus for emulating read/write file system on a write-once storage diskMay 30, 00May 23, 06[G06F]
7016294 Inner region identifier for optical diskMar 25, 02Mar 21, 06[G11B]
6980652 Combination mastered and writeable medium and use in electronic internet applianceNov 21, 00Dec 27, 05[H04N]
6636966 Digital rights management within an embedded storage deviceApr 03, 00Oct 21, 03[H04L]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7554898 Dual density disc with associated propertiesExpiredFeb 26, 02Jun 30, 09[G11B]
7368222 Optical data storage media with enhanced contrastExpiredMay 11, 01May 06, 08[G11B]
7337452 Tilt focus mechanism for an optical driveExpiredMar 21, 01Feb 26, 08[G11B]
7079472 Beamshaper for optical headExpiredJan 16, 01Jul 18, 06[G11B]
6970401 Fringing field focus motor and mechanism for optical disk driveExpiredSep 04, 01Nov 29, 05[G11B]
6910174 Error correction code block formatExpiredJun 01, 01Jun 21, 05[H03M, G11C]
6823398 File system management embedded in a storage deviceExpiredMar 31, 00Nov 23, 04[G06F]
6685014 Disk storage and handling magazineExpiredSep 29, 00Feb 03, 04[B65D]
6687215 Low profile and medium protecting cartridge assemblyExpiredApr 12, 00Feb 03, 04[G11B]
6632310 Disk drive actuator and method of making sameExpiredMar 21, 01Oct 14, 03[G11B]
6631113 Continuous flexible connection method for miniature optical headExpiredOct 04, 00Oct 07, 03[G11B]
6631302 System and method for aligning components of optical headExpiredApr 06, 00Oct 07, 03[G05B]
2003/0188,175 System and method for identifying vendors of hidden contentAbandonedAug 27, 01Oct 02, 03[G06F]
2003/0188,183 Unlocking method and system for data on mediaAbandonedAug 27, 01Oct 02, 03[H04L]
6619100 Crimping tool for metal hub plateExpiredDec 21, 00Sep 16, 03[B21D]
2003/0169,680 Protective enclosure for data storage cartridgeAbandonedMar 08, 02Sep 11, 03[G11B, B65D]
6610758 Method for recycling the resin moldExpiredSep 10, 01Aug 26, 03[C08L]
2003/0157,292 Miniature optical disk for data storageAbandonedNov 06, 02Aug 21, 03[B32B]
2003/0135,465 Mastering process and system for secure contentAbandonedAug 27, 01Jul 17, 03[G06F]
2003/0041,439 Device and method for mounting a spindle motor to a base in a miniature optical disk driveAbandonedSep 04, 01Mar 06, 03[H02K, B23P, H04R, G11B]

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