Company · Software & Technology Services

Microsoft Corporation

Federal civil lawsuits naming Microsoft Corporation, a Software & Technology Services company.

Public CompanySoftware & Technology Services

Ticker: Nasdaq: MSFT
Business: Services-Prepackaged Software
Headquarters: Redmond, WA
Incorporated in: Washington
SEC CIK: 789019

Microsoft Corporation is a public company in Services-Prepackaged Software, based in Redmond, WA (traded on Nasdaq as MSFT, incorporated in Washington). It appears in 2,296 federal civil lawsuits in this index, most often as a plaintiff (1,371 of 2,296). These cases are most often Copyright and Patent matters, filed between 1990 and 2026, most frequently in District Court, W.D. Washington. The most common causes of action are Patent Infringement, Copyright Infringement, and Trademark. Frequent opposing parties include Does, John Does 1-10, and Uniloc 2017 LLC.

2,296

Lawsuits

925

As Defendant

1,371

As Plaintiff

Open

2,215

Terminated

1990–2026

Span

8 mo

Median Duration

62 cases/yrNamed as plaintiff in 60% of casesRecent filings steady

Cases by State

HI · 1PR · 22

Open Cases Over Time

1990peak 229 open2026

Case Types Over Time

19902026

CopyrightPatentTrademarkAntitrustContract

Filings by Year

19902026

Case Types filter →

Where Filed filter →

Frequent Opposing Parties

2,296 Cases — Newest First

Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00346Filed 04/29/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00345Filed 04/29/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00344Filed 04/29/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00341Filed 04/29/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00342Filed 04/29/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00340Filed 04/29/2020
McFadden v. Microsoft Corporation

Personal Property / Fraud Open District Court, W.D. WashingtonNo. 2:20-cv-00640Filed 04/28/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00337Filed 04/28/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00335Filed 04/28/2020
McFadden v. Microsoft Corporation

Personal Property / Fraud Terminated District Court, W.D. WashingtonNo. 2:20-cv-00640Filed 04/28/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00333Filed 04/28/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00334Filed 04/28/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00332Filed 04/27/2020
Wsou Investments, LLC D/B/A Brazos Licensing and Development v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00331Filed 04/27/2020
Suris v. Microsoft Corporation

Civil Rights Terminated District Court, E.D. New YorkNo. 1:20-cv-01831Filed 04/16/2020
Rah Color Technologies LLC v. Microsoft Corporation

Patent Terminated District Court, E.D. TexasNo. 2:20-cv-00088Filed 03/24/2020
Microsoft Corp v. John Does 1-2

Trademark Terminated District Court, E.D. New YorkNo. 1:20-cv-01217Filed 03/05/2020
Rah Color Technologies LLC v. Microsoft Corporation

Patent Terminated District Court, E.D. TexasNo. 4:20-cv-00176Filed 03/05/2020
TocMail Inc v. Microsoft Corporation

Federal Tax / Statutory Actions Terminated District Court, S.D. FloridaNo. 0:20-cv-60416Filed 02/26/2020
Neodron Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:20-cv-00119Filed 02/14/2020
Akoloutheo, LLC v. Microsoft Corp

Patent Terminated District Court, E.D. TexasNo. 4:20-cv-00009Filed 01/06/2020
Microsoft Corporation v. SynKloud Technologies, LLC

Patent Terminated District Court, D. DelawareNo. 1:20-cv-00007Filed 01/03/2020
Buchanan v. Microsoft Corporation

Civil Rights Terminated District Court, N.D. TexasNo. 3:19-cv-03034Filed 12/23/2019
Microsoft Corporation v. John Does 1-2

Trademark Terminated District Court, E.D. VirginiaNo. 1:19-cv-01582Filed 12/18/2019
Wilfred Alexander Page v. Microsoft Corp

Federal Tax / Statutory Actions Terminated District Court, C.D. CaliforniaNo. 8:19-cv-02413Filed 12/13/2019
Consumer Software International, Inc v. Microsoft Corporation

Federal Tax / Statutory Actions Terminated District Court, S.D. New YorkNo. 1:19-cv-11162Filed 12/05/2019
Exafer Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 1:20-cv-00131Filed 12/04/2019
Michael Grecco Productions, Inc v. Microsoft Corporation

Copyright Terminated District Court, C.D. CaliforniaNo. 2:19-cv-10264Filed 12/03/2019
Motiva Patents, LLC v. Microsoft Corporation

Patent Terminated District Court, E.D. TexasNo. 9:19-cv-00194Filed 10/28/2019
De La Vega v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:19-cv-00612Filed 10/16/2019
O'Brien v. Microsoft Corporation

Patent Open District Court, W.D. WashingtonNo. 2:19-cv-01625Filed 10/10/2019
Zeroclick, LLC v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 1:20-cv-00272Filed 10/04/2019
Zeroclick, LLC v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:19-cv-00572Filed 10/04/2019
Ashlee Soucek v. Microsoft Corporation

Civil Rights Terminated District Court, C.D. CaliforniaNo. 8:19-cv-01898Filed 10/01/2019
SynKloud Technologies, LLC v. Microsoft Corporation

Patent Terminated District Court, D. DelawareNo. 1:19-cv-01360Filed 07/22/2019
Neodron Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 1:19-cv-00874Filed 06/28/2019
Neodron, Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 1:19-cv-00819Filed 06/28/2019
Neodron Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:19-cv-00399Filed 06/28/2019
Lucio Development LLC v. Microsoft Corp

Patent Terminated District Court, E.D. TexasNo. 6:19-cv-00283Filed 06/27/2019
Fagotto v. Microsoft Corporation

Copyright Terminated District Court, S.D. New YorkNo. 1:19-cv-05551Filed 06/13/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00988Filed 05/23/2019
Neodron Ltd v. Microsoft Corporation

Patent Terminated District Court, W.D. TexasNo. 6:19-cv-00321Filed 05/21/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00955Filed 05/20/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00956Filed 05/20/2019
Consortium of Services Innovation v. Microsoft Corporation

Personal Property / Fraud Terminated District Court, W.D. WashingtonNo. 2:19-cv-00750Filed 05/17/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00781Filed 04/29/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00783Filed 04/29/2019
Uniloc 2017 LLC v. Microsoft Corporation

Patent Terminated District Court, C.D. CaliforniaNo. 8:19-cv-00780Filed 04/29/2019
Drm Vectors, LLC v. Microsoft Corporation

Patent Terminated District Court, D. DelawareNo. 1:19-cv-00655Filed 04/09/2019
Microsoft Corporation v. Does 1-2

Trademark Open District Court, District of ColumbiaNo. 1:19-cv-00716Filed 03/14/2019

Showing 201–250 of 2,296