Microsoft Corporation vs. Qomplx LLC

Explore the PTAB proceeding IPR2026-00184 filed by Microsoft Corporation on 2025-12-30. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00184

Filing Date

2025-12-30

Accorded Filing Date

2025-12-30

Institution Decision Date

2026-06-12

Last Modified Date

2026-09-09

Proceeding Type

IPR

Termination Date

—

Trial Status

Trial Instituted

Parties & Counsel

Petitioner

Microsoft Corporation

Represented By

Mason, Andrewet al

Patent Owner / Respondent

Qomplx LLC

Represented By

WEATHERWAX, KENNETHet al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2400 - Computer Networks, Multiplex & Cybersecurity

Patent Information

1 Patent Involved

Respondent Application Number 18885510

Respondent Patent Number 12231426

External Links

Espacenet

Google Patents

Respondent Inventor Jason Crabtree et al

Respondent Tech Center TC 2400 - Computer Networks, Multiplex & Cybersecurity

Address and Attorney/Agent Information

10 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name NK Patent Law

Customer Number 115007

Address 4101 Lake Boone Trail, Suite 218, Raleigh, NC, 27607, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
39151	Christopher Cook	513-307-8268
44141	Andrew Hagerty	513-983-3762
56748	Wesley Sheffield	3217288444
59389	Justin Nifong	919-348-2194
65727	Douglas Meier	919-348-2194
68963	Aniruddha Agrawal	919-348-2194
69606	Cameron Applegate	919-348-2194
72169	Gregory Evans	919-348-2194
72576	Randolph Tucker	919-348-2194
78623	Taylor Langley	919-246-3955

Proceeding Documents

166

Petitioner's Objections to Patent Owner's Evidence OTHER

2026-09-09 FILING PARTY: PETITIONER

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2038

Ex 2038 Black Transcript Exhibit

2026-09-01 FILING PARTY: PATENT OWNER

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2042

Ex 2042 GeeksforGeeks Exhibit

2026-09-01 FILING PARTY: PATENT OWNER

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Patent Owner's Response RESPONSE

2026-09-01 FILING PARTY: PATENT OWNER

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2040

Ex 2040 Graefe Exhibit

2026-09-01 FILING PARTY: PATENT OWNER

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Microsoft Corporation vs. Qomplx LLC

Proceeding Overview

Parties & Counsel

Petitioner

Microsoft Corporation

Represented By

Patent Owner / Respondent

Qomplx LLC

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Petitioner's Objections to Patent Owner's Evidence OTHER

Ex 2038 Black Transcript Exhibit

Ex 2042 GeeksforGeeks Exhibit

Patent Owner's Response RESPONSE

Ex 2040 Graefe Exhibit

Ex 2043 LittleTable Exhibit

Ex 2041 Database Engines Overview Exhibit

Ex 2039 Jensen Exhibit

Ex 2037 2nd Malek Decl Exhibit

Notice of Deposition of John R. Black, Jr., Ph.D. NOTICE

Notice of Joint Stipulation to Modify Schedule NOTICE

Patent Owner's Objections Pursuant to 37 C.F.R. § 42.64(b)(1) OTHER

Petitioner’s Objections To Patent Owner’s Evidence OTHER

Order: Scheduling Order ORDER

Institution Decision: Grant DECISION

Patent Owner's Preliminary Sur-Reply OTHER

Reply of Petitioner to Patent Owner’s Preliminary Response OTHER

Director Discretionary Decision: Refer RESPONSE

Email Correspondence Exhibit

Petitioner's Updated Exhibit List NOTICE

E-mail authorizing briefing Exhibit

Order Regarding Austin Division Docket, Qomplx LLC v. Microsoft Corporation, 1:25-cv-01383-ADA (W.D. Tex. Apr. 23, 2026) Exhibit

Judge Alan D. Albright Time to Trial (Corrected) Exhibit

Certificate of Service OTHER

Ex. 2032 - US10204147 Exhibit

Return of Service (ECF No. 11), Qomplx LLC v. Microsoft Corporation, 1:25-cv-01383-ADA (W.D. Tex. Sept. 8, 2025) Exhibit

Microsoft Entra Expands Into Security Service Edge and Azure AD Becomes Microsoft Entra ID Exhibit

Ex. 2030 - Honeycomb Exhibit

Exhibit B to Qomplx’s Preliminary Infringement Contentions Exhibit

Department of Defense Announces Joint Warfighting Cloud Capability Procurement, U.S. Dept. of War (Dec. 7, 2022) Exhibit

Ex. 2031 - What is a Time Series Database Exhibit

Ex. 2034 - Barron's Exhibit

Exhibit G to Qomplx’s Preliminary Infringement Contentions Exhibit

Exhibit E to Qomplx's Preliminary Infringement Contentions Exhibit

Ex. 2033 - InvestGlass Exhibit

Plaintiff Qomplx’s Preliminary Infringement Contentions Qomplx LLC v. Microsoft Corporation, 1:25-cv-01383-ADA (W.D. Tex. Nov. 24, 2025) Exhibit

Microsoft Digital Defense Report 2024 – The Foundations and New Frontiers of Cybersecurity, Microsoft (2024) Exhibit

Ex. 2023 IPR2026-00184 Declaration of Sam Malek PHD Exhibit

Ex. 2028 - A Guide to Time Series Databases Exhibit

United States District Courts Judicial Caseload Profile (excerpt) Exhibit

Exhibit I to Qomplx’s Preliminary Infringement Contentions Exhibit

Made in Wisconsin: The World’s Most Powerful AI Datacenter, Microsoft (Sept. 18, 2025) Exhibit

Microsoft Announces $3.3 Billion Investment in Wisconsin to Spur Artificial Intelligence Innovation and Economic Growth, Microsoft (May 10, 2024) Exhibit

Annual Report 2025, Microsoft Exhibit

Ex. 2027 - Literature Study, Timeseries Databases Exhibit

Ex. 2025 - Datacamp Exhibit

Exhibit C to Qomplx’s Preliminary Infringement Contentions Exhibit

Exhibit D to Qomplx’s Preliminary Infringement Contentions Exhibit

Ex. 2026 - Grzesik Exhibit

Microsoft Digital Defense Report 2025 – Lighting the path to a secure future, Microsoft (2025) Exhibit

Exhibit F to Qomplx’s Preliminary Infringement Contentions Exhibit

Qomplx website capture (March 26, 2026) Exhibit

Petitioner's Opposition to Patent Owner's Discretionary Denial Brief RESPONSE

Exhibit H to Qomplx’s Preliminary Infringement Contentions Exhibit

Ex. 2029 - The ultimate guide to time series databases Exhibit

Exhibit A to Qomplx’s Preliminary Infringement Contentions Exhibit

Microsoft Makes New $4B Data Center Investment in Wisconsin, Government Technology (Sept. 24, 2025) Exhibit

Ex. 2024 - InfluxData Exhibit

Patent Owner's Preliminary Response POPR

President Trump’s Cyber Strategy for America (March 2026) Exhibit

Patent Owner's Updated Mandatory Notices NOTICE

Ex. 2022 - Albright Time to Trial Exhibit

Ex. 2003 - Amended Scheduling Order Exhibit

Ex. 2005 - Invalidity Contentions Ex. B-10 - Microsoft Azure AD '426 Exhibit

Ex. 2020 - 2024 Veterans Innovation and Entrepreneurship Program _ USPTO Exhibit