Patents by Inventor Bijan Tadayon

Bijan Tadayon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 7162633
    Abstract: A method, system and device for transferring usage rights associated with digital works, including generating, by a first party, first usage rights and hierarchical rights for a digital work, the first usage rights defining a use for the digital works, the first hierarchical rights specifying rights to derive usage rights or other hierarchical rights; presenting the first usage rights and hierarchical rights to a second party; receiving a selection from the second party indicating desired rights of the first usage rights and hierarchical rights; and granting the desired rights of the first usage rights and hierarchical rights to the second party.
    Type: Grant
    Filed: April 22, 2005
    Date of Patent: January 9, 2007
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Aram Nahidipour, Michael C Raley, Guillermo Lao, Thanh T. Ta, Bijan Tadayon
  • Patent number: 7152046
    Abstract: A method and system for managing the state of a protected resource in a system for granting access to a protected resource in accordance with usage rights. The usage rights include at least one state variable indicating a status of an associated protected resource. A message related to the state variable is transmitted from a resource control device to an interface framework. The resource control device is coupled to the resource to control use of the resource by enforcing the usage right. A state controller operative to track the value of the state variable is loaded into the framework and instructed to manipulate the value of the state variable in accordance with said message. For example, the message can be a query of the current value of the state variable.
    Type: Grant
    Filed: June 7, 2002
    Date of Patent: December 19, 2006
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Thomas DeMartini, Eddie J. Chen, Charles P. Gilliam, Manuel Ham, Guillermo Lao, Michael C. Raley, Thanh Ta, Bijan Tadayon
  • Publication number: 20060167816
    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: March 27, 2006
    Publication date: July 27, 2006
    Applicant: ContentGaurd Holdings, Inc.
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie Chen, Charles Gilliam
  • Publication number: 20060085353
    Abstract: A rights management system including one or more consequential rights associated with digital content, and specifying a manner of use of the digital content, a right management module that enforces the rights permitting use of the digital content in accordance with the rights upon occurrence of a consequential event. The consequential event is based on another usage right. In one embodiment, the consequential event is the exercise, expiration, or possession of another usage right.
    Type: Application
    Filed: October 12, 2005
    Publication date: April 20, 2006
    Inventors: Xin Wang, Eddie Chen, Thomas Demartini, Charles Gilliam, Guillermo Lao, Aram Nahidipour, Michael Raley, Thanh Ta, Bijan Tadayon
  • Patent number: 7028009
    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: June 3, 2002
    Date of Patent: April 11, 2006
    Assignee: ContentGuardiHoldings, Inc.
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie Chen, Charles P. Gilliam
  • Patent number: 6976009
    Abstract: Through the use of digital rights management, one or more conditional or consequential rights can be associated with a document. The conditional or consequential rights are activated by one or more trigger events that allow or restrict access to one or more documents by one or more users.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: December 13, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta, Charles P. Gilliam
  • Patent number: 6973445
    Abstract: Flags are used to mark portions of content in a digital work to permit marking or demarcation of portions of the document. The demarcated portions can be handled in various ways. For example, different usage rights can be applied to demarcated portions, the demarcated portionis can be culled for use as a summary, or the like. The flags can be used to demarcate portions of content that has been downloaded to keep track of payment and download status and thus add flexibility to electronic distribution of content. A flag usage rights element can be attached to limit and control access to flags in a desired manner.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: December 6, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta
  • Patent number: 6963858
    Abstract: A rights management system including one or more consequential rights associated with digital content, and specifying a manner of use of the digital content, a right management module that enforces the rights permitting use of the digital content in accordance with the rights upon occurrence of a consequential event. The consequential event is based on another usage right. In one embodiment, the consequential event is the exercise, expiration, or possession of another usage right.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: November 8, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Eddie J. Chen, Thomas DeMartini, Charles P. Gilliam, Guillermo Lao, Aram Nahidipour, Michael Raley, Thanh Ta, Bijan Tadayon
  • Patent number: 6954738
    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: December 1, 2003
    Date of Patent: October 11, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie Chen, Charles P. Gilliam
  • Publication number: 20050197963
    Abstract: Usage rights for a digital work are established prior to creation of the corresponding content. The rights can be associated with the content after the content is created. A content creation, such as a video recorder or a still camera, device can store labels of the rights and can associate usage rights with content in real time as the content is created.
    Type: Application
    Filed: February 8, 2005
    Publication date: September 8, 2005
    Applicant: ContentGuard Holdings, Inc.
    Inventors: Michael Raley, Edgardo Valenzuela, Bijan Tadayon, Aram Nahidipour, Xin Wang, Guillermo Lao, Thanh Ta
  • Publication number: 20050187877
    Abstract: A method, system and device for transferring usage rights associated with digital works, including generating, by a first party, first usage rights and hierarchical rights for a digital work, the first usage rights defining a use for the digital works, the first hierarchical rights specifying rights to derive usage rights or other hierarchical rights; presenting the first usage rights and hierarchical rights to a second party; receiving a selection from the second party indicating desired rights of the first usage rights and hierarchical rights; and granting the desired rights of the first usage rights and hierarchical rights to the second party.
    Type: Application
    Filed: April 22, 2005
    Publication date: August 25, 2005
    Applicant: ContentGuard Holding, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael Raley, Guillermo Lao, Thanh Ta
  • Publication number: 20050137984
    Abstract: A method, system and device for sharing rights adapted to be associated with items, the method and system including generating at least one of usage rights and meta-rights for the items; defining, via the usage rights, a manner of use for the items; and defining, via the meta-rights, a manner of rights transfer for the items. The device including receiving at least one of usage rights and meta-rights for the items; interpreting, via the usage rights, a manner of use for the items; and interpreting, via the meta-rights, a manner of rights transfer for the items. The usage rights or the meta-rights include at least one state variable that is shared by one or more rights.
    Type: Application
    Filed: October 4, 2004
    Publication date: June 23, 2005
    Inventors: Mai Nguyen, Xin Wang, Eddie Chen, Bijan Tadayon
  • Patent number: 6895503
    Abstract: Digital rights management allows one or more of usage rights and delegation rights to be associated with a document. Through the use of the usage rights and the delegation rights, a hierarchy of rights associated with a document is created that provides a tree-type structure of rights extending from the content owner down through one or more users.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: May 17, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta
  • Patent number: 6876984
    Abstract: Usage rights for a digital work are established prior to creation of the corresponding content. The rights can be associated with the content after the content is created. A content creation, such as a video recorder or a still camera, device can store labels of the rights and can associate usage rights with content in real time as the content is created.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: April 5, 2005
    Assignee: ContentGuard Holdings, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta
  • Publication number: 20040230529
    Abstract: A method, system, device, and computer program product for processing plural rights expressions associated with an item for use in a system for controlling use of the item in accordance with the rights expressions, including receiving a request to use an item, the item having associated rights expressions governing use of the item; returning one or more rights expressions including conditions that must be satisfied in order to use the item; and processing the returned rights expressions in a manner to facilitate selection of the returned rights expressions in order to use the item in accordance with the selected rights expressions.
    Type: Application
    Filed: November 14, 2003
    Publication date: November 18, 2004
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Vincent H. Tieu, Joseph Z. Fung, Eddie J. Chen, Bijan Tadayon
  • Publication number: 20040220878
    Abstract: A method, system, and computer program product for exercising rights based on determining trust in an issuance of a rights expression, including issuing rights expressions by a chain of servers, forming a chain of rights expressions issued from server to server and finally from the last server to a client, such that each of the rights expressions except the last includes a specification of rights for the next server to issue the rights in the next rights expression; determining whether or not each of the servers has a right to issue the respective rights expression; exercising by the client the rights expressed in the last rights expression as being trusted, if it is determined that each of the servers had a right to issue the respective rights expression; and not exercising by the client the rights expressed in the last rights expression as not being trusted, if it is determined that at least one of the servers did not have the right to issue the respective rights expression.
    Type: Application
    Filed: June 1, 2004
    Publication date: November 4, 2004
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Guillermo Lao, Manuel Ham, Eddie J. Chen, Thomas DeMartini, Charles P. Gilliam, Michael Raley, Bijan Tadayon, Xin Wang
  • Publication number: 20040162784
    Abstract: A method, system and computer program product for dynamically assigning usage rights to digital content for use in a system having at least one repository, including specifying a usage right, the usage right specifying an authorized use of digital content and being enforceable by a repository; determining a status of a dynamic condition; and dynamically assigning the usage right to the digital content based on the status of the dynamic condition.
    Type: Application
    Filed: February 13, 2004
    Publication date: August 19, 2004
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta, Charles P. Gilliam
  • Patent number: 6754642
    Abstract: Usage rights to digital content are dynamically assigned. Various dynamic conditions are monitored and the usage rights are adjusted in a predetermined manner based on the status of dynamic conditions. The dynamic conditions include the time of day, the load on a server or network, or the like. The resolution of an image can be determined based on the conditions and the image can be rendered using subband decomposition techniques to permit variable resolution images to be constructed on the fly.
    Type: Grant
    Filed: May 31, 2001
    Date of Patent: June 22, 2004
    Assignee: Contentguard Holdings, Inc.
    Inventors: Bijan Tadayon, Aram Nahidipour, Xin Wang, Michael C. Raley, Guillermo Lao, Thanh T. Ta, Charles P. Gilliam
  • Publication number: 20040111694
    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: December 1, 2003
    Publication date: June 10, 2004
    Inventors: Xin Wang, Bijan Tadayon, Thomas DeMartini, Michael Raley, Guillermo Lao, Eddie Chen, Charles P. Gilliam
  • Publication number: 20040039704
    Abstract: A system and method for enforcing rights specifying manners of use of an item, include specifying by a recipient of an item a first rights expression indicating at least on of a desired manner of use of the item by the recipient and a condition of use of the item by the recipient; associating the rights expression with the item; and supplying the item to the recipient based on satisfaction of at least one of the desired manner of use of the item by the recipient and the condition of use of the item by the recipient.
    Type: Application
    Filed: June 3, 2003
    Publication date: February 26, 2004
    Applicant: CONTENTGUARD HOLDINGS, INC.
    Inventors: Charles P. Gilliam, Xin Wang, Edgardo Valenzuela, Bijan Tadayon, Jose Romero-Lobo, Guillermo Lao