Patents Assigned to CONTENTGUARD HOLDING, INC.
  • Publication number: 20120317653
    Abstract: Apparatus, method, and media for utilizing content. An exemplary method comprises storing, on a removable storage device, a description structure comprising one or more usage rights, storing, on a removable storage device, content associated with the one or more usage rights, receiving a request for the content, the request corresponding to a utilization of the content, determining whether the utilization corresponds to at least one of the one or more usage rights, and utilizing the content in accordance with the at least one of the one or more usage rights that is determined to correspond to the utilization, wherein utilization of the content in accordance with the at least one of the one or more usage rights that is determined to correspond to the utilization is subject to fulfillment of a condition.
    Type: Application
    Filed: August 20, 2012
    Publication date: December 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L.T. Pirolli
  • Publication number: 20120317658
    Abstract: Methods, apparatus, and media for distributing digital content to at least one recipient computing device to be rendered by the at least one recipient computing device in accordance with usage rights information. An exemplary method comprises determining, by at least one sending computing device, if the at least one recipient computing device is trusted to receive the digital content from the at least one sending computing device, sending the digital content, by the at least one sending computing device, to the at least one recipient computing device only if the at least one recipient computing device has been determined to be trusted to receive the digital content from the at least one sending computing device, and sending usage rights information indicating how the digital content may be rendered by the at least one recipient computing device, the usage rights information being enforceable by the at least on recipient computing device.
    Type: Application
    Filed: August 14, 2012
    Publication date: December 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L.T. Pirolli
  • Publication number: 20120317654
    Abstract: A system and method for managing use of items having usage rights associated therewith. The system includes an activation device adapted to issue a software package having a public and private key pair, the public key being associated with a user, a license device adapted to issue a license, a usage device adapted to receive the software package, receive the license and allow the user to access the item in accordance with the license, and a subscription managing device adapted to maintain a subscription list including the public key associated with the user. License's is issued by the license device upon verifying presence of the public key in the subscription list corresponding to requested content.
    Type: Application
    Filed: August 22, 2012
    Publication date: December 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventor: Guillermo Lao
  • Publication number: 20120317419
    Abstract: Method, apparatus, and media for embedding a watermark in digital content. An exemplary method comprises receiving digital content in an encrypted form, receiving a decryption key associated with the digital content, receiving permitted use information specifying conditions under which the digital content is permitted to be rendered and indicating that a watermark is to be embedded in a rendered copy of the digital content, determining whether the conditions are satisfied, and rendering the digital content if the conditions are satisfied based on the determining, the rendering including generating a watermark based on the permitted use information and creating a rendered copy of the digital content having the watermark embedded therein.
    Type: Application
    Filed: June 13, 2012
    Publication date: December 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Glen W. Petrie, Steve A. Okamoto, Nicholas H. Briggs
  • Publication number: 20120311727
    Abstract: Methods, apparatus, and media for controlling the use of a digital work in accordance with usage rights associated with the digital work. An exemplary server-side method comprises storing a description file associated with a content file of a digital work, the description file including usage rights for the content file, the usage rights indicating a permitted use for the content file of the digital work, communicating with a rendering device, receiving a request to render the content of the digital work originating from the rendering device, processing the request to render including enforcing the usage rights by granting or rejecting the request to render in accordance with the usage rights, and performing closing transaction steps upon detecting that the rendering device has finished rendering the content of the digital work.
    Type: Application
    Filed: August 14, 2012
    Publication date: December 6, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L.T. Pirolli
  • Publication number: 20120284803
    Abstract: An enforceable property right and a system for controlling the manner of use of an item in accordance with usage rights. The enforceable property right includes an item ticket having a security mechanism incorporated therein and specifying an item for which the item ticket can be redeemed and a license associated with the item ticket. The license includes usage rights specifying a manner of use for redeeming the item ticket and a mechanism for unlocking said security mechanism.
    Type: Application
    Filed: July 18, 2012
    Publication date: November 8, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie Chen, Charles P. Gilliam
  • Publication number: 20120260353
    Abstract: A system and method for controlling use of content in accordance with usage rights associated with the content and determined in accordance with the environment of a user device. A request is received for secure content from a user device and the integrity of the environment of the user device is verified. Appropriate usage rights are retrieved based upon the results of the verification of integrity and the content is rendered on the user device in accordance with the appropriate usage rights.
    Type: Application
    Filed: June 14, 2012
    Publication date: October 11, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Michael Raley, Daniel Chen, Hsi-Cheng Wu, Thanh Ta
  • Patent number: 8275716
    Abstract: A system and method for managing use of items having usage rights associated therewith. The system includes an activation device adapted to issue a software package having a public and private key pair, the public key being associated with a user, a license device adapted to issue a license, a usage device adapted to receive the software package, receive the license and allow the user to access the item in accordance with the license, and a subscription managing device adapted to maintain a subscription list including the public key associated with the user. License's is issued by the license device upon verifying presence of the public key in the subscription list corresponding to requested content.
    Type: Grant
    Filed: June 6, 2002
    Date of Patent: September 25, 2012
    Assignee: ContentGuard Holdings, Inc.
    Inventor: Guillermo Lao
  • Patent number: 8275709
    Abstract: A system for managing use of digital content within a trusted community. An access list defines the trusted community. License requests for use of content made from outside the trusted community are handled in accordance with a license request policy process.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: September 25, 2012
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Tushar N. Padhye, M. S. Roopa, C. V. Joshi, Basavaraj B. H., Arun Ray, Deepanjan Kanungo, Aram Nahidipour, Thanh Ta, Michael Raley, Guillermo Lao, Eddie Chen, Bijan Tadayon, Anant Kansal
  • Patent number: 8271350
    Abstract: The publishing system and method automates at least some portion of a publishing process. The system publishes content using metadata, rights templates and/or specifications, publishing profiles and business rules.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: September 18, 2012
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Guillermo Lao, Ralph H. Brenner, Jr., Daniel C. Chen, Aram Nahidipour, Edgardo Valenzuela, Mark Berchowitz, Ivy Y. Chen, Xin Wang
  • Publication number: 20120233707
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: May 24, 2012
    Publication date: September 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Publication number: 20120233711
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: May 25, 2012
    Publication date: September 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Publication number: 20120233709
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: May 25, 2012
    Publication date: September 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L.T. Pirolli
  • Publication number: 20120233710
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: May 25, 2012
    Publication date: September 13, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Patent number: 8244579
    Abstract: An enforceable property right and a system for controlling the manner of use of an item in accordance with usage rights. The enforceable property right includes an item ticket having a security mechanism incorporated therein and specifying an item for which the item ticket can be redeemed and a license associated with the item ticket. The license includes usage rights specifying a manner of use for redeeming the item ticket and a mechanism for unlocking said security mechanism.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: August 14, 2012
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie J. Chen, Charles P. Gilliam
  • Publication number: 20120198563
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: April 12, 2012
    Publication date: August 2, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Publication number: 20120198571
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: April 12, 2012
    Publication date: August 2, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Publication number: 20120198562
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: April 12, 2012
    Publication date: August 2, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Publication number: 20120198567
    Abstract: Digital work adapted to be distributed within a system for controlling at least one of the distribution and use of digital works. The digital work includes digital content representing a portion of a digital work suitable for being rendered by a rendering device and usage rights associated with the digital content. The usage rights specify a manner of use indicating one or more stated purposes for which the digital work can be at least one of used and distributed by an authorized party.
    Type: Application
    Filed: April 12, 2012
    Publication date: August 2, 2012
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Mark J. Stefik, Peter L. T. Pirolli
  • Patent number: 8225414
    Abstract: A system and method for controlling use of content in accordance with usage rights associated with the content and determined in accordance with the environment of a user device. A request is received for secure content from a user device and the integrity of the environment of the user device is verified. Appropriate usage rights are retrieved based upon the results of the verification of integrity and the content is rendered on the user device in accordance with the appropriate usage rights.
    Type: Grant
    Filed: April 30, 2003
    Date of Patent: July 17, 2012
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Michael C Raley, Daniel C Chen, Hsi-Cheng Wu, Thanh Ta