IPR Details
New H3C Technologies Co., Ltd.'s Statement about IPR related to draft-cheng-lsr-isis-srv6-sid-block

Update this IPR disclosure
Submitted: November 12, 2025 under the rules in RFC 8179.

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 New H3C Technologies Co., Ltd.

II. Patent Holder's Contact for License Application
Holder contact name Director of IP
Holder contact email IPLicense@h3c.com
Holder contact info

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

Internet-Draft:
draft-cheng-lsr-isis-srv6-sid-block ("IS-IS Extension to Advertise SRv6 SIDs using SID Block")
Revisions:
04

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 8179

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

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

Number: CN2022800003498
Inventor: Changwang Lin, Mengxiao Chen, Hao Li
Title: Method And Apparatus For Determining Segment Identity
Date: 2022-02-25

B. Does this disclosure relate to an unpublished pending patent application?: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 Reasonable and Non-Discriminatory License to All Implementers with Possible Royalty/Fee
Licensing information, comments, notes, or URL for further information

(No information submitted)

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 Director of IP
Submitter email IPLicense@h3c.com

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