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

This IPR disclosure was submitted by e-mail.

Sections I, II, and IV of "The Patent Disclosure and Licensing Declaration Template for Legacy" have been completed for this IPR disclosure. Additional information may be available in the original submission.

The text of the original IPR disclosure is available further down, and also here:
http://www.ietf.org/ietf-ftp/IPR/MICROSOFT-NAT-Traversal.txt.

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

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: July 26, 2002

I. Patent Holder/Applicant ("Patent Holder")
Legal Name: Microsoft Corporation
II. Patent Holder's Contact for License Application
Name: Dawna Hoerle
Title:
Department: Microsoft Standards Group
Address1: One Microsoft Way
Address2: Redmond, WA 98052
Telephone:
Fax:
Email: dawnah@microsoft.com
III. IETF Document or Other Contribution to Which this IPR Disclosure Relates:
Internet-Draft:"Negotiation of NAT-Traversal in the IKE"
(draft-ietf-ipsec-nat-t-ike-03)
Internet-Draft:"UDP Encapsulation of IPsec ESP Packets"
(draft-ietf-ipsec-udp-encaps-03)

The text of the original IPR declaration:

Received July 26, 2002
From: "Dawna Hoerle (LCA)" 

This is to advise the IETF that Microsoft believes it may have patent
rights (patent(s) and/or patent application(s)) that relate to the
technologies discussed in these submissions. Microsoft is willing to
negotiate licenses with interested parties to such patent rights as
follows:


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:
 and
.



Microsoft's contribution and the information contained herein is
provided on an "AS IS" basis and the contributors and Microsoft
Corporation DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT
NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL
NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE.

Any questions regarding this communication should be directed to:

Microsoft Standards Group
c/o Dawna Hoerle
Microsoft Corporation
One Microsoft Way
Redmond, WA 98052
dawnah@microsoft.com