Docket Nexus — Federal court records.
Patent Lawsuit

Arex Industries, Inc v. Diode Dynamics, LLC

Patent Open / Active District Court, E.D. Missouri

Arex Industries, Inc v. Diode Dynamics, LLC is a federal patent lawsuit filed on 04/18/2025 in the District Court, E.D. Missouri. The case is currently open in the federal court system.

Court
District Court, E.D. Missouri (E.D. Mo.)
Official Court Website →
Assigned judge
Cristian M. Stevens · 15 cases in index
Docket number
4:25-cv-00541
Cause
35:271 Patent Infringement
35 U.S.C. § 271 — Patent infringement
Nature of suit
830 Patent
Infringement of a patented invention.
Jurisdiction
Federal Question
Jury demand
None
Date filed
04/18/2025

629 Patent cases in this court are indexed here.

Parties

Part of a Larger Litigation Pattern

This is one of 2 Patent cases in our index naming Diode Dynamics, LLC — a possible mass-tort or coordinated-litigation cluster.

    About Patent Lawsuits

    Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

    Frequently Asked Questions

    What is Arex Industries, Inc v. Diode Dynamics, LLC?

    Arex Industries, Inc v. Diode Dynamics, LLC is a federal patent lawsuit filed on 04/18/2025 in the District Court, E.D. Missouri. The case is currently open in the federal court system. Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

    What type of case is this?

    It is classified as “Patent” under the federal nature-of-suit system. Patent lawsuits allege infringement of a patented invention — that another party made, used, or sold a protected technology without authorization. These cases are common in technology and pharmaceutical industries.

    What court is the case in?

    The case is in the District Court, E.D. Missouri, docket number 4:25-cv-00541.

    When was the case filed?

    Arex Industries, Inc v. Diode Dynamics, LLC was filed on 04/18/2025. The case is currently open.

    What law is the case brought under?

    The docket lists the cause as 35 U.S.C. § 271 — Patent infringement.

    Related Patent Cases

    Source: public U.S. federal court record (docket 69914049).