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Yahoo! Inc.'s Statement about IPR related to RFC 6376

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

This IPR disclosure updates IPR disclosure ID #1547, "Yahoo! Inc.'s Statement about IPR related to RFC 4871 and draft-ietf-dkim-rfc4871bis-09".

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: September 26, 2011

'I'. Patent Holder/Applicant ("Patent Holder")
Legal Name: Yahoo! Inc.
'II'. Patent Holder's Contact for License Application
Name:Andy Chen
Email:andychen@yahoo-inc.com
Other Info:
(address,phone,etc)

Patent Counsel
Yahoo! Inc.
701 First Avenue, Sunnyvale, CA 94089
T: 415-262-7066

'III'. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure:
Name:Andy Chen
Email:andychen@yahoo-inc.com
Other Info:
(address,phone,etc)

Patent Counsel
Yahoo! Inc.
701 First Avenue, Sunnyvale, CA 94089
T: 415-262-7066

'IV'. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
RFC: "DomainKeys Identified Mail (DKIM) Signatures"
(RFC6376)
'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):

6986049, 7313700 (the previously pending PCT applications WO 2005/026921 and WO 2005/089343 have been abandoned)
Date: 1/10/06, 12/23/07
Country: US, US

B. Does this disclosure relate to an unpublished pending patent application?: yes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:

Yahoo! licenses its Necessary Patent Claims contained in the patents and
patent applications disclosed above under either of two separate license
agreements, one of which is the DomainKeys Patent License Agreement (v1.2), and
the other is the GNU General Public License v2.0 (and no other version).

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:Andy Chen
Email:andychen@yahoo-inc.com