IPR Details
Microsoft Corporation's statement about IPR claimed in RFC 4306

Submitted: February 3, 2006 under the rules in RFC 3979

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

Updates

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

Holder legal name
Microsoft Corporation

II. Patent Holder's Contact for License Application

Holder contact name
Microsoft Standards Inquiries
Holder contact email
stdsreq@microsoft.com
Holder contact info

T: 425-707-1911

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

RFC
RFC4306 ("Internet Key Exchange (IKEv2) Protocol")

IV. Disclosure of Patent Information i.e., patents or patent applications required to be disclosed by 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)

Patent No. 6915437; Appln. Nos. 10/284931, 10/348594, 10/337763, 10/882537, 10/014747
Date: 2005-07-05; 2002-10-31, 2003-01-21, 2003-01-07, 2004-12-02, 2001-10-26
Country: USA

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending
No

V. 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):

Licensing
Reasonable and Non-Discriminatory License to All Implementers with Possible Royalty/Fee
Licensing information, comments, notes, or URL for further information

This licensing declaration is limited solely to standards-track IETF documents

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.

VI. Contact Information of Submitter of this Form

Submitter name
Microsoft Standards Inquiries
Submitter email
stdsreq@microsoft.com

VII. Other Notes

Additional notes

This is an update to the disclosure that Microsoft Corporation submitted on
2003-07-02.
(http://www.ieft.org/ietf/IPR/microsoft-ipr-draft-ietf-ipsec-ikev2.txt)

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