Home » UPC decisions » Local Division » Duesseldorf Local Division » LD Düsseldorf, 11 May 2026, Order, UPC_CFI_1034/2025 & UPC_CFI_931/2026

LD Düsseldorf, 11 May 2026, Order, UPC_CFI_1034/2025 & UPC_CFI_931/2026

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Key takeaways

The decisive factor is whether the information requires confidentiality, not whether it qualifies as a trade secret. The Court must weigh the right to be heard and fair trial rights of the party affected by any restriction against the interest of the information’s holder in protection (cf. DISH Technologies v. AYLO PREMIUM (UPC_CFI_471/2023)).

The claimant’s US counsel licensed a technical report subject to US export controls, contractually prohibiting its disclosure to the claimant itself. The Court found it sufficient that the claimant demonstrated the risk of a violation. A detailed investigation into the precise scope of applicable US export control law was not required. The order would not unduly disadvantage the defendants.

The Court confirmed admissibility of self-directed orders, citing Panasonic v. Xiaomi (UPC_CFI_219/2023) and UPC_CFI_9/2023. A legitimate interest was established. The claimant needed to introduce the report into proceedings without risking a breach of its contractual obligations or US export control restrictions. The order was limited to the minimum necessary and did not restrict the defendants’ access to the confidential information.

R. 262A.6 RoP generally requires at least one natural person from each party to be admitted to a confidentiality club. According to 10x Genomics v. Vizgen (UPC_CFI_169/2024) and Oerlikon v. Himson (UPC_CFI_240/2023), the Court held this protection may be waived unilaterally by the addressee, permitting the claimant to exclude all of its own natural persons from the club.

The claimant argued that the report, received from US counsel acting in parallel US litigation, was protected by litigation privilege under R. 288 RoP and thus qualified as confidential information under Art. 58 UPCA. The Court declined to decide this question, as the conditions for the order were met on other independent grounds.

Division

Local Division Düsseldorf

UPC number

UPC_CFI_1034/2025, UPC_CFI_931/2026

Type of proceedings

Infringement action

Parties

Claimant: Yangtze Memory Technologies Co., Ltd.

Defendants: Micron Technology, Inc.; Micron Europe Ltd.; Micron Semiconductor (Deutschland) GmbH; Micron Semiconductor France SAS

Patent(s)

EP 3 909 047

Jurisdictions

UPC

Body of legislation / Rules

R. 262A.2 RoP, R. 262A.3 RoP, R. 262A.4 RoP, R. 262A.6 RoP, R. 288 RoP

Art. 58 UPCA


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