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Class Information
Number: 726/31
Name: Information security > Prevention of unauthorized use of data including prevention of piracy, privacy violations, or unauthorized data modification > Limitations on number or amount of copies
Description: Subject matter wherein the prevention of unauthorized use of data includes means to limit number or amount of electronic copies of the data that can be made.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7617540 |
Method for managing download of duplicate contents |
Nov. 10, 2009 |
| RE40969 |
Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk |
Nov. 10, 2009 |
| 7614087 |
Apparatus, method and computer program for controlling use of a content |
Nov. 3, 2009 |
| 7606366 |
Apparatus and method for embedding and extracting information in analog signals using distributed signal features and replica modulation |
Oct. 20, 2009 |
| 7603722 |
Scheduled-recording method that schedules recording of copy-protected content |
Oct. 13, 2009 |
| 7600266 |
Optical jukebox with copy protection caching and methods of caching copy protected data |
Oct. 6, 2009 |
| 7590853 |
Systems and methods using cryptography to protect secure computing environments |
Sep. 15, 2009 |
| 7590856 |
System for managing license for protecting content, server for issuing license for protecting content, and terminal for using content protected by license |
Sep. 15, 2009 |
| 7587766 |
Flexible digital content licensing |
Sep. 8, 2009 |
| 7584288 |
Information-processing device, information-processing method, recording medium, and program |
Sep. 1, 2009 |
| 7581013 |
Method for computer network operation providing basis for usage fees |
Aug. 25, 2009 |
| 7578000 |
Rendering device, recording device, copy control method, and program |
Aug. 18, 2009 |
| 7578001 |
Information recording and reproducing apparatus, information recording and reproducing method and information recording and reproducing program |
Aug. 18, 2009 |
| 7568111 |
System and method for using DRM to control conditional access to DVB content |
Jul. 28, 2009 |
| 7568237 |
Access control list with convolution-weakened authorization |
Jul. 28, 2009 |
| 7555779 |
Copyright protection system, recording device, and reproduction device |
Jun. 30, 2009 |
| 7549044 |
Block-level storage device with content security |
Jun. 16, 2009 |
| 7536727 |
Content management method, recording and/or reproducing apparatus, and recording medium |
May. 19, 2009 |
| 7533370 |
Security features in on-line and off-line delivery of applications |
May. 12, 2009 |
| 7530117 |
Method and apparatus for preventing unauthorized use of software |
May. 5, 2009 |
| 7530116 |
Controlling the downloading and recording of digital data |
May. 5, 2009 |
| 7526548 |
Distributing an information image |
Apr. 28, 2009 |
| 7526812 |
Systems and methods for manipulating rights management data |
Apr. 28, 2009 |
| 7523199 |
Distributing an information image |
Apr. 21, 2009 |
| 7523313 |
Image data management apparatus |
Apr. 21, 2009 |
| 7519180 |
Method and apparatus for copy protection |
Apr. 14, 2009 |
| 7519984 |
Method and apparatus for handling files containing confidential or sensitive information |
Apr. 14, 2009 |
| 7515710 |
Federated digital rights management scheme including trusted systems |
Apr. 7, 2009 |
| 7512991 |
Methods, systems, signals and media for encouraging users of computer readable content to register |
Mar. 31, 2009 |
| RE40687 |
Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk |
Mar. 31, 2009 |
| 7502473 |
Process for managing the handling of conditional access data by at least two decoders |
Mar. 10, 2009 |
| 7500271 |
Reproducing apparatus and information distribution system |
Mar. 3, 2009 |
| 7496756 |
Content usage-right management system and management method |
Feb. 24, 2009 |
| 7492895 |
Data recording method and apparatus, data reproducing method and apparatus, and data recording and/or reproducing system |
Feb. 17, 2009 |
| 7487351 |
Data use management system, transmitting apparatus having management function, and data use management method |
Feb. 3, 2009 |
| 7487547 |
Content processing apparatus and content protection program |
Feb. 3, 2009 |
| 7487552 |
Method and apparatus for ciphering playback mode information for recording on record medium |
Feb. 3, 2009 |
| 7478437 |
Information processing apparatus and method, and program storing medium |
Jan. 13, 2009 |
| 7478432 |
Method and system for contents control |
Jan. 13, 2009 |
| 7472427 |
Content management method and content management apparatus |
Dec. 30, 2008 |
| 7467412 |
Data transfer system, data transfer program and video server system |
Dec. 16, 2008 |
| 7461406 |
Access control for digital content |
Dec. 2, 2008 |
| 7447907 |
Method and system for data delivery and reproduction |
Nov. 4, 2008 |
| 7421579 |
Multiplexing a secure counter to implement second level secure counters |
Sep. 2, 2008 |
| 7421742 |
Signal processing system, recording method, program, recording medium, reproduction device and information processing device |
Sep. 2, 2008 |
| 7418737 |
Encrypted data file transmission |
Aug. 26, 2008 |
| 7412606 |
Copy protection using detailed copy control information |
Aug. 12, 2008 |
| 7406593 |
Method and apparatus for protecting information and privacy |
Jul. 29, 2008 |
| 7389354 |
Preventing HTTP server attacks |
Jun. 17, 2008 |
| 7382879 |
Digital rights management negotiation for streaming media over a network |
Jun. 3, 2008 |
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