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IPR Details
Huawei Technologies Co.,Ltd's Statement about IPR related to draft-cl-spring-generalized-srv6-for-cmpr, draft-lc-6man-generalized-srh, and RFC 9800

Submitted: October 20, 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.

Updates

Updates

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

Previous (#4932) This (#7026)
Huawei Technologies Co.,Ltd Holder legal name Huawei Technologies Co.,Ltd

II. Patent Holder's Contact for License Application

Previous (#4932) This (#7026)
Director of licensing Holder contact name Director of licensing
licensing@huawei.com Holder contact email licensing@huawei.com
Holder contact info

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

Previous (#4932) This (#7026)
Internet-Draft:
draft-cl-spring-generalized-srv6-for-cmpr ("Generalized SRv6 Network Programming for SRv6 Compression")
Revisions:
03
Internet-Draft:
draft-lc-6man-generalized-srh ("Generalized Segment Routing Header")
Revisions:
03
Internet-Draft:
draft-filsfilscheng-spring-srv6-srh-comp-sl-enc ("Compressed SRv6 Segment List Encoding in SRH")
Revisions:
03
Sections:
4.2, 6
Internet-Draft:
draft-cl-spring-generalized-srv6-for-cmpr ("Generalized SRv6 Network Programming for SRv6 Compression")
Revisions:
03
Internet-Draft:
draft-lc-6man-generalized-srh ("Generalized Segment Routing Header")
Revisions:
03
RFC:
RFC9800 ("Compressed SRv6 Segment List Encoding")

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:

Previous (#4932) This (#7026)

Number: CN201910925974
Inventor: CHENG LI;Zhenbin Li;Yang xia;Taixu Tian
Title: Method, Device, and System for Forwarding Packets in an SR Network
Date: 2019-09-27

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

Number: CN201910925974, CN202080050898
Inventor: CHENG LI;Zhenbin Li;Yang xia;Taixu Tian
Title: Method, Device, and System for Forwarding Packets in an SR Network
Date: 2019-09-27
Notes: Notes: CN202080050898 was granted on March 24, 2023

B. Does this disclosure relate to an unpublished pending patent application?:

Previous (#4932) This (#7026)
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 (#4932) This (#7026)
Reasonable and Non-Discriminatory License to All Implementers with Possible Royalty/Fee 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

Previous (#4932) This (#7026)
Director of licensing Submitter name Director of licensing
licensing@huawei.com Submitter email licensing@huawei.com

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