1

IN THE UNITED STATES DISTRICT COURT

FOR THE EASTERN DISTRICT OF TEXAS

MARSHALL DIVISION

XR COMMUNICATIONS, LLC, dba 

VIVATO TECHNOLOGIES,

Plaintiff,

v.

AT&T SERVICES INC.; AT&T MOBILITY LLC; 

AND AT&T CORP.,

Defendants.

Case No. 2:23-cv-00202-JRG-RSP

LEAD CASE

XR COMMUNICATIONS, LLC, dba 

VIVATO TECHNOLOGIES,

Plaintiff,

v.

VERIZON COMMUNICATIONS, INC.; CELLCO 

PARTNERSHIP D/B/A VERIZON WIRELESS,

Defendants.

CASE NO. 2:23-cv-00203-JRG-RSP

MEMBER CASE

XR COMMUNICATIONS, LLC, dba 

VIVATO TECHNOLOGIES,

Plaintiff,

v.

T-MOBILE USA, INC.

Defendants.

CASE NO. 2:23-cv-00204-JRG-RSP

MEMBER CASE

JOINT MOTION TO EXTEND CERTAIN DEADLINES

Case 2:23-cv-00202-JRG-RSP Document 29 Filed 07/26/23 Page 1 of 5 PageID #: 909
2

Plaintiff XR Communications, LLC, dba Vivato Technologies (“Vivato”) and Defendants 

AT&T Services, Inc., AT&T Mobility LLC, AT&T Corp. (“AT&T”), Verizon Communications, 

Inc., Cellco Partnership d/b/a Verizon Wireless (“Verizon”), and T-Mobile USA, Inc., (“TMobile”) (collectively, the “Parties”) jointly file this Joint Motion to Extend Certain Deadlines. 

The Parties jointly stipulate to the deadline extensions shown in the table below and request the 

Court order that these deadlines be extended accordingly. This extension is not sought for prejudice 

or delay but for good cause and so that justice may be served. The extension to these deadlines 

does not change the date for any hearing, any final submission to the Court related to any hearing, 

or the trial in this matter. 

Event Previous Deadline New Deadline

Comply with P.R. 3-1 & 3-2 

(Infringement Contentions)

7/6/2023 7/28/2023

Join additional parties 7/27/2023 7/27/2023 (No change)

File Proposed Docket Control 

Order and Proposed 

Discovery Order

8/3/2023 8/10/2023

File Proposed Protective 

Order and Comply with 

Paragraphs 1 & 3 of the 

Discovery Order 

8/10/2023 8/17/2023

Comply with P.R. 3-3 & 3-4 

(Invalidity Contentions)

8/31/2023 9/28/2023

Comply with Standing Order 

Regarding Subject-Matter 

Eligibility Contentions

8/31/2023 9/28/2023

Dated: July 26, 2023 Respectfully submitted,

/s/ Reza Mirzaie 

Reza Mirzaie (CA SBN 246953)

rmirzaie@raklaw.com

Neil Rubin (CA SBN)

nrubin@raklaw.com

Case 2:23-cv-00202-JRG-RSP Document 29 Filed 07/26/23 Page 2 of 5 PageID #: 910
3

Paul A. Kroeger (CA SBN 229074)

pkroeger@raklaw.com

Philip X. Wang (CA SBN 262239)

pwang@raklaw.com

James N. Pickens (CA SBN 307474)

jpickens@raklaw.com

Adam Hoffman

ahoffman@raklaw.com

Jacob Buczko 

jbuczko@raklaw.com

Minna Chan 

mchan@raklaw.com

Christian Conkle

cconkle@raklaw.com

RUSS AUGUST & KABAT

12424 Wilshire Blvd. 12th Floor

Los Angeles, CA 90025

Phone: (310) 826-7474

Counsel for Plaintiff XR Communications 

LLC dba Vivato Technologies 

/s/ Melissa Smith

Melissa Smith (TX SBN 24001351)

GILLAM & SMITH, LLP

303 South Washington Avenue

Marshall, Texas 75670

T: (903) 934-8450

melissa@gillamsmith.com

Counsel for Defendant T-Mobile USA, Inc.

/s/ Deron R. Dacus 

Deron R. Dacus (TX SBN 00790553)

ddacus@dacusfirm.com

THE DACUS FIRM, P.C.

821 ESE Loop 323, Suite 430

Tyler, Texas 75701

T: (903) 705-1117

Counsel for Defendants AT&T Services 

Inc.; AT&T Mobility LLC; AT&T Corp., 

Verizon Communications, Inc.; Cellco 

Partnership d/b/a Verizon Wireless

Case 2:23-cv-00202-JRG-RSP Document 29 Filed 07/26/23 Page 3 of 5 PageID #: 911
CERTIFICATE OF SERVICE

I hereby certify that all counsel of record who are deemed to have consented to electronic 

service are being served on July 26, 2023, with a copy of this document via the Court’s CM/ECF 

system per Local Rule CV-5(a)(3). Any other counsel of record will be served by electronic mail 

on this same date.

/s/ Reza Mirzaie

Case 2:23-cv-00202-JRG-RSP Document 29 Filed 07/26/23 Page 4 of 5 PageID #: 912
5

CERTIFICATE OF CONFERENCE

I hereby certify that counsel complied with the requirements of Eastern District of Texas 

Local Rule CV-7(h). The parties are in agreement on filing the Joint Motion to Extend Certain 

Deadlines.

/s/ Reza Mirzaie

Case 2:23-cv-00202-JRG-RSP Document 29 Filed 07/26/23 Page 5 of 5 PageID #: 913