IPR Details
Nortel Networks Statement about IPR claimed in RFC 3304

Update this IPR disclosure
Submitted: November 25, 2004 under the rules in RFC 3668.

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")

Holder legal name Nortel Networks

II. Patent Holder's Contact for License Application
Holder contact name Richard Weiss
Holder contact email weissr@nortelnetworks.com
Holder contact info

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

RFC:
RFC3304 ("Middlebox Communications (midcom) Protocol Requirements")

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3668

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

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

U.S. Patent No. 6,772,210

B. Does this disclosure relate to an unpublished pending patent application?: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 See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information

Nortel Networks U.S. Patent No. 6,772,210, entitled "Method and apparatus
for exchanging communications between telephone number based devices in an
internet protocol environment", may contain claims that are believed may be
necessary for practicing the resulting IETF Standard. In this regard, Nortel
Networks will make available licenses on fair, reasonable, reciprocal, and
non-discriminatory terms, including royalties and/or other payments, to such
necessary claims it owns for the purposes of complying with the resulting
IETF 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

Submitter name
Submitter email

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