IPR Details
Nippon Telegraph and Telephone Corporation's Statement about IPR related to draft-naito-nat-time-wait-reduction-03

Submitted: October 17, 2012 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")

Holder legal name Nippon Telegraph and Telephone Corporation

II. Patent Holder's Contact for Licence Application

Holder contact name Yukio Okazaki
Holder contact email yoshimatsu.isamu@lab.ntt.co.jp
Holder contact info

Executive Manager
Intellectual Property Center
9-11, Midori-cho 3-Chome, Musashino-Shi
Tokyo 180-8585 Japan
T: +81422597192

III. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Kengo Naito
Email naito.kengo@lab.ntt.co.jp
Other info

T: +81422594949

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

Internet-Draft: draft-naito-nat-time-wait-reduction ("NAT TIME_WAIT reduction")
Revisions: 03

V. 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:

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

Patent application number
Date: Aug. 30, 2012
Country: Japan

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending Yes

VI. 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

The patent holder is prepared to grant a license to an unrestricted number of applicants on a worldwide, non-discriminatory basis and on
reasonable terms and conditions to make, use and sell implementations of the above document.
Negotiations are left to the parties concerns and are performed outside of the IETF.
The patent holder's willingness to license is conditioned on reciprocity for the above document.

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.

VII. Contact Information of Submitter of this Form

Submitter name Isamu Yoshimatsu
Submitter email yoshimatsu.isamu@lab.ntt.co.jp

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