IPR Details
Yahoo! Inc.'s Statement about IPR related to RFC 4871

Update this IPR disclosure
Submitted: January 28, 2008 under the rules in RFC 3979 as updated by RFC 4879.

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.

Updates

Updated by
Updates

I. Patent Holder/Applicant ("Patent Holder")

Previous (#693) This (#920)
Yahoo! Inc. Holder legal name Yahoo! Inc.

II. Patent Holder's Contact for License Application

Previous (#693) This (#920)
Joseph Siino Holder contact name Joseph Siino
siino@yahoo-inc.com Holder contact email siino@yahoo-inc.com

Vice President, Intellectual Property
Yahoo! Inc.
701 First Avenue, Sunnyvale, CA 94089
T: 408-349-3853

 Holder contact info

Vice President, Intellectual Property
Yahoo! Inc.
701 First Avenue, Sunnyvale, CA 94089
T: 408-349-3853

III. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Previous (#693) This (#920)
Name Andy Chen
Email andychen@yahoo-inc.com
Other info

Patent Counsel
T: 415-262-7066

IV. IETF Document or Other Contribution to Which this IPR Disclosure Relates

Previous (#693) This (#920)
Internet-Draft:
draft-ietf-dkim-base ("DomainKeys Identified Mail (DKIM) Signatures")
Revisions:
00
RFC:
RFC4871 ("DomainKeys Identified Mail (DKIM) Signatures")

V. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3979 as updated by RFC 4879

A. For granted patents or published pending patent applications, please provide the following information:

Previous (#693) This (#920)

6986049, 20050039019, WO 2005/026921, WO 2005/089343
Date: 1/10/06, 3/19/04, 3/15/04, 3/15/05
Country: US, US, (PCT), (PCT)

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B. Does this disclosure relate to an unpublished pending patent application?:

Previous (#693) This (#920)
Has patent pending 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):

Previous (#693) This (#920)
See Text Below for Licensing Declaration Licensing See Text Below for Licensing Declaration

Yahoo! licenses its Necessary Patent Claims contained in the patent(s) and
patent application(s) 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).

 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

Previous (#693) This (#920)
Andrew Chen Submitter name Andy Chen
andychen@yahoo-inc.com Submitter email andychen@yahoo-inc.com

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