X Corp. vs. Sterling Computers Corporation

Explore the PTAB proceeding IPR2025-00299 filed by X Corp. on 2024-12-12. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2025-00299

Filing Date

2024-12-12

Accorded Filing Date

2024-12-12

Institution Decision Date

2025-06-10

Last Modified Date

2026-08-14

Proceeding Type

IPR

Termination Date

2026-06-09

Trial Status

Final Written Decision

Parties & Counsel

Petitioner

X Corp.

Represented By

Okano, Davidet al

Patent Owner / Respondent

Sterling Computers Corporation

Represented By

Padmanabhan, Devanet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2100 - Computer Architecture & Software

Patent Information

1 Patent Involved

Respondent Application Number 11623653

Respondent Patent Number 7716217

External Links

Espacenet

Google Patents

Respondent Inventor Justin Marston et al

Respondent Tech Center TC 2100 - Computer Architecture & Software

Address and Attorney/Agent Information

4 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Padda Law Group

Customer Number 157954

Address 9800 Shelard Parkway, Suite 120, Minneapolis, MN, 55441, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
38262	Devan Padmanabhan	612-444-3377
52169	Paul Robbennolt	612-444-3601
55135	Erin Dungan	612-444-3634
62319	Michelle Dawson	612-444-3577

Proceeding Documents

200

Order Denying Director Review of Final Written Decision MOTION

2026-08-14 FILING PARTY: BOARD

Download

Authorized Response to Director Review Request OTHER

2026-07-16 FILING PARTY: PETITIONER

Download

Patent Owner's Request for Director Review REQUEST

2026-07-09 FILING PARTY: PATENT OWNER

Download

3100

Ex. 3100 Counsel email for authorized response Exhibit

2026-07-09 FILING PARTY: BOARD

Download

Final Written Decision Determining All Challenged Claims Unpatentable Dismissing Patent Owner’s Motion to Exclude Dismissing Petitioner’s Motion to Exclude 35 U.S.C. § 318(a) FINAL

2026-06-09 FILING PARTY: BOARD

Download

X Corp. vs. Sterling Computers Corporation

Proceeding Overview

Parties & Counsel

Petitioner

X Corp.

Represented By

Patent Owner / Respondent

Sterling Computers Corporation

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Order Denying Director Review of Final Written Decision MOTION

Authorized Response to Director Review Request OTHER

Patent Owner's Request for Director Review REQUEST

Ex. 3100 Counsel email for authorized response Exhibit

Final Written Decision Determining All Challenged Claims Unpatentable Dismissing Patent Owner’s Motion to Exclude Dismissing Petitioner’s Motion to Exclude 35 U.S.C. § 318(a) FINAL

Other: Hearing transcript OTHER

Patent Owner's Demonstratives OTHER

Patent Owner's Objections to Petitioner's Demonstratives OTHER

Petitioner's Objections to Patent Owner's Demonstratives OTHER

EX1074 Exhibit

Petitioner's Updated Exhibit List NOTICE

Patent Owner's Reply in Support of Motion to Exclude Evidence REPLY

Petitioner's Reply in Support of Motion to Exclude REPLY

Exhibit 2023 Exhibit

Exhibit 2018 Exhibit

Exhibit 2021 Exhibit

Exhibit 2020 Exhibit

Exhibit 2016 Exhibit

Exhibit 2026 Exhibit

Opposition to Motion to Exclude OPPOSITION

Exhibit 2019 Exhibit

Exhibit 2025 Exhibit

Exhibit 2015 Exhibit

Exhibit 2022 Exhibit

Exhibit 2027 Exhibit

Exhibit 2017 Exhibit

Exhibit 2028 Exhibit

Exhibit 2024 Exhibit

Petitioner's Opposition to Patent Owner's Motion to Exclude Evidence OPPOSITION

Exhibit 1072 Exhibit

Motion to Exclude Evidence MOTION

Exhibit 1073 Exhibit

Petitioner's Motion to Exclude Evidence MOTION

Updated Mandatory Notice NOTICE

Exhibit 2086-Certification Exhibit

Notice of Intent to Designate a Provisionally Recognized PTAB Attorney as Backup Counsel NOTICE

Order Setting Oral Argument ORDER

Patent Owner's Sur-Reply OTHER

Patent Owner's Request for Oral Argument OTHER

Petitioner's Request for Oral Argument OTHER

EX1056 - Update EX2042 Priv Comms log June 2005-Jan 2006 Exhibit

EX1053 - Letter to Jon & Justin Exhibit

EX1069 - Sterling's Metadata Extracted from Native of EX2004 (original EX2019) Exhibit

EX1061 - Khan Research Paper Tweet Mining Wikipedia 2010 Exhibit

EX1063 - Abrol, Khan Patent US8965974 Exhibit

EX1066 - University Schedule 2005-2006 P. Marston Exhibit

EX1055 - Updated EX2041 BlueSpace Doc Log June 2005-Jan 2006 Exhibit

EX1070 - Sterling's Metadata extracted from Native of EX2006 (Original EX2021) Exhibit

EX1054 - Letter to Justin & Jon 10.14.05 Exhibit

EX1067 - Dr Paul Marston Doc List Exhibit

EX1058 - Final Transcript Dr Khan Depo 11.13.2025 Exhibit

EX1062 - Khan Research Paper Twinner - Tweets + Search Engines Exhibit

EX1051 - Justin Marston CV Exhibit

EX1057 - Letter to Bobby Inman 08.02.2005 Exhibit

EX1065 - University Schedule 2004-2005 P. Marston Exhibit

2025-12-17 Petitioner's Motion to Seal MOTION

EX1060 - Khan Research Paper 2 Twitter Growth 2011 Exhibit

EX1059 - Khan Research Paper 1 Twitter Growth 2016 Exhibit

EX1071 - Public - Updated EX2046 Exhibit

EX1068 - Sterling Metadata Table Exhibit

EX1064 - Final Transcript Dr Paul Marston 11.17.2025 Exhibit

2027-12-17 Petitioner's Reply to Patent Owner's Response REPLYTOOPP

EX1052 - Public - BlueSpace Investment Presentation 12.2005 Exhibit

EX1050 - Public - Final Transcript of Justin Marston Depo 11.11.2025 Exhibit

Petitioner's Updated Mandatory Notices NOTICE