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IPR Details
Update to Nortel Networks Statement about IPR claimed in RFC 3489

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

Submitted: March 20, 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.



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

Previous (#918) This (#965)
Nortel Networks Holder legal name Nortel Networks

II. Patent Holder's Contact for License Application

Previous (#918) This (#965)
Michelle Lee Holder contact name Michelle Lee Holder contact email

IP Counsel

Holder contact info

IP Counsel

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

Previous (#918) This (#965)
RFC3489 ("STUN - Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)")
RFC3489 ("STUN - Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)")

IV. 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 (#918) This (#965)

US Patent No. 6,993,595

Patent, Serial, Publication, Registration, or Application/File number(s)

US patent no. 6,993,595

B. Does this disclosure relate to an unpublished pending patent application?:

Previous (#918) This (#965)
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):

Previous (#918) This (#965)
one selected] Licensing See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information

If and to the extent claims of U.S. patent no. 6,993,595 cover and are
necessary to practice the resulting IETF RFC 3489 standard as approved,
further to Nortel Networks Statement IPR ID#918, Nortel Networks is
willing to make available licenses on fair, reasonable, reciprocal, and
non-discriminatory terms under such necessary claims of this patent for
compliance with the resulting approved IETF RFC 3489 standard.

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

Previous (#918) This (#965)
Submitter name
Submitter email

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