`United States Patent and Trademark Office
`Patent Trial and Appeal Board
`
`POWER OF ATTORNEY FOR PROCEEDINGS
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
` I hereby revoke all prior powers of attorney in this PTAB proceeding and appoint:
`
` X
`
`The Practitioner(s) associated with USPTO Customer No. 108491 as attorney(s) to prosecute proceedings before the
`Patent Trial and Appeal Board
`
`Daniel P. Hipskind, Backup Counsel, Pro hac vice (request to be filed)
` X Erin McCracken, Backup Counsel, Pro hac vice (request to be filed)
`Telephone Number: (323) 886-3430
`BERGER & HIPSKIND LLP, 9538 Brighton Way, Suite 320, Beverly Hills, CA 90210
`
` X
`
`Nathan Lowenstein, Backup Counsel, Pro hac vice (request to be filed)
`Telephone Number: (310) 307-4502
`LOWENSTEIN & WEATHERWAX LLP, 1880 Century Park East, Suite 815, Los Angeles, CA 90067
`
` X
`
` Please direct all electronic correspondence to:
`
` Sable_IPRs@lowensteinweatherwax.com
`
` Name and Address of Real Party in Interest:
`
`Sable IP, LLC.
`225 6th St., Ste 3900
`Minneapolis, Minnesota 55402
`
`SIGNATURE of Sable IP, LLC
`The individual whose signature and title are below is authorized to act on behalf of
`Sable IP, LLC:
`
` Signature
`
`Date:
`
`05/27/2021
`
` Name
`
`Brooks Borchers
`
` Title: President
`
`