In accordance with the W3C Patent Policy, W3C\n has launched a Second Screen Working\n Group Patent Advisory Group (PAG) in response to disclosures\n related to a specification of the Second Screen Working Group; see\n the PAG charter. W3C launches a\n PAG to resolve issues in the event a patent has been disclosed\n that may be essential, but is not available under the W3C Royalty-Free\n licensing requirements. Public comments regarding these\n disclosures may be sent to public-secondscreen-pag@w3.org (public\n archive). Learn more about Patent\n Advisory Groups.