`
`
`
`
`
`
`
`
`
`
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`
`
`
`
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`
`
`
`
` DELL TECHNOLOGIES INC., AND DELL, INC.
`
`Petitioner,
`v.
`
` XR COMMUNICATIONS, LLC D/B/A VIVATO TECH,
` Patent Owner.
`__________________________
`
`Case IPR2022-01398
`Patent No. 10,715,235
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`
`PATENT OWNER’S POWER OF ATTORNEY
`PURSUANT TO 37 C.F.R. §42.10(B)
`
`
`
`- 1 -
`
`
`
`
`
`
`
`Case IPR2022-01398
`U.S. Patent No 10,715,235
`
`Pursuant to 37 C.F.R. § 42.10(b), Patent Owner XR Communications LLC
`
`
`
`dba Vivato Technologies hereby appoints the following practitioners as its attorneys
`
`to transact all business in the United States Patent & Trademark Office associated
`
`with the above-captioned Inter Partes Review of U.S. Patent No. 10,715,235.
`
`Lead Counsel
`
`Back-Up Counsel
`
`Reza Mirzaie (Reg. No. 69,138)
`Russ August & Kabat
`12424 Wilshire Blvd., 12th Fl.
`Los Angeles, CA 90025
`Phone: (310) 826-7474
`Fax: (310) 826-6991
`rmirzaie@raklaw.com
`rak_vivato@raklaw.com
`
`Philip Wang (Reg. No. 74,621)
`Russ August & Kabat
`12424 Wilshire Blvd., 12th Fl.
`Los Angeles, CA 90025
`Phone: (310) 826-7474
`Fax: (310) 826-6991
`pwang@raklaw.com
`rak_vivato@raklaw.com
`
`
`
`The individual signing below has the authority to execute this document on
`
`behalf of XR Communications LLC.
`
`
`
`Date: August __, 2022
`
`
`
`
`
`
`
`By: __________________________
`Name: Kai Hansen
`Title: Manager
`
`
`
`- 2 -
`
`24
`
`
`
`Case IPR2022-01398
`U.S. Patent No 10,715,235
`
`CERTIFICATE OF SERVICE (37 C.F,R. § 42.6(e))
`
`The undersigned hereby certifies that the above document was served on
`
`August __, 2022, by filing this document through the Patent Trial and Appeal
`24
`
`Board End to End System as well as delivering a copy via electronic mail upon the
`
`following attorneys of record for the Petitioner:
`
`Christopher TL Douglas
`(Reg. No. 56,950)
`Alston & Bird LLP
`101 S. Tryon Street; Suite 4000
`Charlotte, NC 28280
`Christopher.Douglas@alston.com
`
`Lauren N. Griffin
`(Reg. No. 77,865)
`Alston & Bird LLP
`101 S. Tryon Street; Suite 4000
`Charlotte, NC 28280
`Lauren.Griffin@alston.com
`
`24
`Date: August __, 2022
`
` /Reza Mirzaie/
`
`RUSS AUGUST & KABAT
`12424 Wilshire Blvd., 12th Fl.
`Los Angeles, CA 90025
`(310) 826-7474
`
`Reza Mirzaie
`Reg. No. 69,138
`Attorney for Patent Owner
`
`