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IPR Details
Telefonaktiebolaget LM Ericsson (publ)'s Statement about IPR related to draft-ietf-mpls-bfd-directed

Submitted: March 15, 2016 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")

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Telefonaktiebolaget LM Ericsson (publ) Holder legal name Telefonaktiebolaget LM Ericsson (publ)

II. Patent Holder's Contact for License Application

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Gustav Brismark Holder contact name Gustav Brismark Holder contact email


Holder contact info

Torshamnsgatan 23, 164 80 Stockholm, Sweden
phone: +46 10 71 702 96

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

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Michael Cameron Name Michael Cameron Email


Other info

6300 Legacy Drive, Plano, 75024 Texas, USA
Phone: +1 972 5830968

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

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draft-mirsky-mpls-bfd-directed ("Bidirectional Forwarding Detection (BFD) Directed Return Path")
No revisions for this Internet-Draft were specified in this disclosure. The Internet-Draft's revision was 03 at the time this disclosure was posted. Contact the discloser or patent holder if there are questions about which revisions this disclosure pertains to.
draft-ietf-mpls-bfd-directed ("Bidirectional Forwarding Detection (BFD) Directed Return Path for MPLS Label Switched Paths (LSPs)")

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:

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Patent, Serial, Publication, Registration, or Application/File number(s)
Appl no: US Serial No.: 14/512,259
Appl date: October 13, 2014

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

Appl.No: US Serial No: 14/512.259 October 13, 2014
Publication No: US-2015-0381324
Publ. date: December 31, 2015

B. Does this disclosure relate to an unpublished pending patent application?:

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Yes Has patent pending No

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):

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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.

VII. Contact Information of Submitter of this Form

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Gustav Brismark Submitter name Gustav Brismark Submitter email

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