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Skype Limited's Statement about IPR related to draft-vos-silk-01

Only those sections of the relevant entry form where the submitter provided information are displayed.

This IPR disclosure has been updated by IPR disclosure ID #1525, "Skype Limited's Statement about IPR related to draft-ietf-codec-opus-05".

Update this IPR disclosure. Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

Submitted Date: March 22, 2010

'I'. Patent Holder/Applicant ("Patent Holder")
Legal Name: Skype Limited
'II'. Patent Holder's Contact for License Application
Name:Antti Seppala
Other Info:

Legal Counsel
2 Stephen Street
London W1T 1AN
T: +44 (0) 203 286 2280

'III'. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure:
Name:Koen Vos
Other Info:

Distinguished Engineer
1934 29th Ave
San Francisco, CA
T: 14153784468

'IV'. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
Internet-Draft: "SILK Speech Codec"
Revisions: 01    
'V'. Disclosure of Patent Information (i.e., patents or patent applications required to be disclosed by Section 6 of RFC 3979)
A. For granted patents or published pending patent applications, please provide the following information:
Patent, Serial, Publication, Registration, or Application/File number(s):

PI 0721316-6 (Brazil)

2679476 (Canada)

200780051547.2 (China)

07872475.4 (Europe)

2009-550325 (Japan)

12/006057 (US)
Date: 20 Feb 2007
Country: Varied (see above)

B. Does this disclosure relate to an unpublished pending patent application?: yes
'VI'. Licensing Declaration
The Patent Holder states that its position with respect to licensing any patent claims contained in the patent(s) or patent application(s) disclosed above that would necessarily be infringed by implementation of the technology required by the relevant IETF specification ("Necessary Patent Claims"), for the purpose of implementing such specification, is as follows(select one licensing declaration option only):
See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information:

If the technology in this document is included in a standard adopted by the IETF, any entity will have the right to use any claims of any Skype patents that are necessary for practicing the technology to the extent that the technology is included in the standard, under royalty free, reasonable and non discriminatory terms, to implement and fully comply with the standard. These terms shall include: Skype retains the right to terminate any license grants and assert its patents (including the right to claim past royalties) against any entity (including its affiliates) that asserts a patent owned or controlled by it or its affiliates (either directly or indirectly) or that brings any lawsuit against Skype or any of Skype’s affiliates or successors in title; Skype retains the right to assert its patents against any product or portion thereof that is not necessary to comply with the standard; and the entity will agree not to assert any patents that are necessarily infringed by practicing the technology against any other entity practicing the technology, or against Skype or its licensees. A royalty-bearing option will also be available.

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.
'VII'. Contact Information of Submitter of this Form
Name:Koen Vos