Patents by Inventor Wouter Baks
Wouter Baks 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).
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Patent number: 9460271Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: GrantFiled: July 3, 2014Date of Patent: October 4, 2016Assignee: Koninklijke Philips N.V.Inventors: Wouter Baks, Franciscus L. A. J. Kamperman, Petrus J. Lenoir, Lukasz Szostek
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Publication number: 20150013017Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: ApplicationFiled: July 3, 2014Publication date: January 8, 2015Inventors: Wouter Baks, Franciscus L.A.J. Kamperman, Petrus J. Lenoir, Lukasz Szostek
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Patent number: 8776259Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: GrantFiled: October 21, 2013Date of Patent: July 8, 2014Assignee: Koninklike Philips N.V.Inventors: Wouter Baks, Franciscus L. A. J. Kamperman, Petrus J. Lenoir, Lukasz Szostek
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Publication number: 20140130181Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: ApplicationFiled: October 21, 2013Publication date: May 8, 2014Applicant: KONINKLIJKE PHILIPS N.V.Inventors: Wouter Baks, Franciscus L.A.J. Kamperman, Petrus J. Lenoir, Lukasz Szostek
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Patent number: 8595853Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: GrantFiled: September 18, 2006Date of Patent: November 26, 2013Assignee: Koninklijke Philips N.V.Inventors: Wouter Baks, Franciscus Lucas Antonius Johannes Kamperman, Petrus Johannes Lenoir, Lukasz Szostek
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Publication number: 20080229387Abstract: A method of and system for digital rights management, in which access to a piece of content is granted in accordance with a license owned by a license owner to a client who is a member of a domain. This requires successfully verifying that a membership relation exists between the client and the domain as reflected in a first state variable, and that an association relation exists between the license owner and the domain as reflected in a second state variable. Both relationships are revoked by executing an online protocol between the parties in the relationship after which both remove the corresponding state variable. The domain controller propagates the state administration relating to the domain is propagated to the client so that the client can update its state administration.Type: ApplicationFiled: September 18, 2006Publication date: September 18, 2008Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.Inventors: Wouter Baks, Franciscus Lucas Antonius Johannes Kamperman, Petrus Johannes Lenoir, Lukasz Szostek