IPR Details
Cisco Systems, Inc.'s Statement about IPR related to draft-krattiger-evpn-modes-interop

Submitted: April 20, 2021 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 Cisco Systems, Inc.

II. Patent Holder's Contact for Licence Application

Holder contact name Dan Lang
Holder contact email dlang@cisco.com
Holder contact info

Dan Lang
Vice President and Deputy General Counsel
Cisco Systems, Inc.
+1 408-526-6672
standards-ipr@cisco.com

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

Name Lukas Krattiger
Email lkrattig@cisco.com
Other info

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

Internet-Draft: draft-krattiger-evpn-modes-interop ("EVPN Interoperability Modes")

V. 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: US10958570, US17/182221
Inventor: Samir Thoria, Ali Sajassi, Lukas Krattiger
Title: Interoperability between symmetric and asymmetric EVPN IRB modes
Date: 2019-04-04
Notes: Cisco is the owner of US Patent No. 10,958,570 entitled "Interoperability between symmetric and asymmetric EVPN IRB modes" which was filed on April 4, 2019, and US Application Serial No. 17/182,221 entitled "Interoperability between symmetric and asymmetric EVPN IRB modes" which was filed on February 22, 2021, and claims a priority date of April 4, 2019, relating to the subject matter of "EVPN Interoperability Modes" <draft-krattiger-evpn-modes-interop>.

B. Does this disclosure relate to an unpublished pending patent application?: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

Cisco is the owner of US Patent No. 10,958,570 entitled "Interoperability between symmetric and asymmetric EVPN IRB modes" which was filed on April 4, 2019, and US Application Serial No. 17/182,221 entitled "Interoperability between symmetric and asymmetric EVPN IRB modes" which was filed on February 22, 2021, and claims a priority date of April 4, 2019, relating to the subject matter of "EVPN Interoperability Modes" <draft-krattiger-evpn-modes-interop>.

Further information will be submitted in the event the subject matter of the Informational Draft is included in a Standards Track IETF 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 Rachel Albright
Submitter email standards-ipr@cisco.com

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