IPR Details
Microsoft's Patent Claim pertaining to draft-ietf-ipsec-nat-t-ike and draft-ietf-ipsec-udp-encaps

The text of the original IPR disclosure is available in the disclosure history.

Submitted: July 26, 2002

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.

Updated by

This IPR disclosure has been updated by IPR disclosure ID #691, "Microsoft Corporation's statement about IPR claimed in RFC 3948".

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

Holder legal name
Microsoft Corporation

II. Patent Holder's Contact for License Application

Holder contact name
Dawna Hoerle
Holder contact email
Holder contact info

Microsoft Standards Group
One Microsoft Way
Redmond, WA 98052

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

draft-ietf-ipsec-nat-t-ike ("Negotiation of NAT-Traversal in the IKE")
draft-ietf-ipsec-udp-encaps ("UDP Encapsulation of IPsec ESP Packets")

IV. 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 Microsoft's contribution(s) is(are) included in an IETF standard and
Microsoft has patent rights that are essential to implement such
standard, Microsoft is prepared to grant a license to the necessary
claims of Microsoft patent rights, to the extent that such claims are
required to implement that IETF standard, on a royalty-free basis with
other reasonable and non-discriminatory terms and conditions, provided a
reciprocal license is granted to Microsoft for any patent claims
necessary to implement the following IETF NAT-Traversal drafts:

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.

V. Contact Information of Submitter of this Form

Submitter name
Submitter email

VI. Other Notes

Additional notes


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